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 "bfd.h" 38#include "bfdlink.h" 39#include "libbfd.h" 40#include "bfdver.h" 41 42#include "vms.h" 43#include "vms/eihd.h" 44#include "vms/eiha.h" 45#include "vms/eihi.h" 46#include "vms/eihs.h" 47#include "vms/eisd.h" 48#include "vms/dmt.h" 49#include "vms/dst.h" 50#include "vms/eihvn.h" 51#include "vms/eobjrec.h" 52#include "vms/egsd.h" 53#include "vms/egps.h" 54#include "vms/esgps.h" 55#include "vms/eeom.h" 56#include "vms/emh.h" 57#include "vms/eiaf.h" 58#include "vms/shl.h" 59#include "vms/eicp.h" 60#include "vms/etir.h" 61#include "vms/egsy.h" 62#include "vms/esdf.h" 63#include "vms/esdfm.h" 64#include "vms/esdfv.h" 65#include "vms/esrf.h" 66#include "vms/egst.h" 67#include "vms/eidc.h" 68#include "vms/dsc.h" 69#include "vms/prt.h" 70#include "vms/internal.h" 71 72 73#define MIN(a,b) ((a) < (b) ? (a) : (b)) 74 75/* The r_type field in a reloc is one of the following values. */ 76#define ALPHA_R_IGNORE 0 77#define ALPHA_R_REFQUAD 1 78#define ALPHA_R_BRADDR 2 79#define ALPHA_R_HINT 3 80#define ALPHA_R_SREL16 4 81#define ALPHA_R_SREL32 5 82#define ALPHA_R_SREL64 6 83#define ALPHA_R_OP_PUSH 7 84#define ALPHA_R_OP_STORE 8 85#define ALPHA_R_OP_PSUB 9 86#define ALPHA_R_OP_PRSHIFT 10 87#define ALPHA_R_LINKAGE 11 88#define ALPHA_R_REFLONG 12 89#define ALPHA_R_CODEADDR 13 90#define ALPHA_R_NOP 14 91#define ALPHA_R_BSR 15 92#define ALPHA_R_LDA 16 93#define ALPHA_R_BOH 17 94 95/* These are used with DST_S_C_LINE_NUM. */ 96#define DST_S_C_LINE_NUM_HEADER_SIZE 4 97 98/* These are used with DST_S_C_SOURCE */ 99 100#define DST_S_B_PCLINE_UNSBYTE 1 101#define DST_S_W_PCLINE_UNSWORD 1 102#define DST_S_L_PCLINE_UNSLONG 1 103 104#define DST_S_B_MODBEG_NAME 14 105#define DST_S_L_RTNBEG_ADDRESS 5 106#define DST_S_B_RTNBEG_NAME 13 107#define DST_S_L_RTNEND_SIZE 5 108 109/* These are used with DST_S_C_SOURCE. */ 110#define DST_S_C_SOURCE_HEADER_SIZE 4 111 112#define DST_S_B_SRC_DF_LENGTH 1 113#define DST_S_W_SRC_DF_FILEID 3 114#define DST_S_B_SRC_DF_FILENAME 20 115#define DST_S_B_SRC_UNSBYTE 1 116#define DST_S_W_SRC_UNSWORD 1 117#define DST_S_L_SRC_UNSLONG 1 118 119/* Debugger symbol definitions. */ 120 121#define DBG_S_L_DMT_MODBEG 0 122#define DBG_S_L_DST_SIZE 4 123#define DBG_S_W_DMT_PSECT_COUNT 8 124#define DBG_S_C_DMT_HEADER_SIZE 12 125 126#define DBG_S_L_DMT_PSECT_START 0 127#define DBG_S_L_DMT_PSECT_LENGTH 4 128#define DBG_S_C_DMT_PSECT_SIZE 8 129 130/* VMS module header. */ 131 132struct hdr_struct 133{ 134 char hdr_b_strlvl; 135 int hdr_l_arch1; 136 int hdr_l_arch2; 137 int hdr_l_recsiz; 138 char *hdr_t_name; 139 char *hdr_t_version; 140 char *hdr_t_date; 141 char *hdr_c_lnm; 142 char *hdr_c_src; 143 char *hdr_c_ttl; 144}; 145 146#define EMH_DATE_LENGTH 17 147 148/* VMS End-Of-Module records (EOM/EEOM). */ 149 150struct eom_struct 151{ 152 unsigned int eom_l_total_lps; 153 unsigned short eom_w_comcod; 154 bfd_boolean eom_has_transfer; 155 unsigned char eom_b_tfrflg; 156 unsigned int eom_l_psindx; 157 unsigned int eom_l_tfradr; 158}; 159 160struct vms_symbol_entry 161{ 162 bfd *owner; 163 164 /* Common fields. */ 165 unsigned char typ; 166 unsigned char data_type; 167 unsigned short flags; 168 169 /* Section and offset/value of the symbol. */ 170 unsigned int value; 171 asection *section; 172 173 /* Section and offset/value for the entry point (only for subprg). */ 174 asection *code_section; 175 unsigned int code_value; 176 177 /* Symbol vector offset. */ 178 unsigned int symbol_vector; 179 180 /* Length of the name. */ 181 unsigned char namelen; 182 183 char name[1]; 184}; 185 186/* Stack value for push/pop commands. */ 187 188struct stack_struct 189{ 190 bfd_vma value; 191 unsigned int reloc; 192}; 193 194#define STACKSIZE 128 195 196/* A minimal decoding of DST compilation units. We only decode 197 what's needed to get to the line number information. */ 198 199struct fileinfo 200{ 201 char *name; 202 unsigned int srec; 203}; 204 205struct srecinfo 206{ 207 struct srecinfo *next; 208 unsigned int line; 209 unsigned int sfile; 210 unsigned int srec; 211}; 212 213struct lineinfo 214{ 215 struct lineinfo *next; 216 bfd_vma address; 217 unsigned int line; 218}; 219 220struct funcinfo 221{ 222 struct funcinfo *next; 223 char *name; 224 bfd_vma low; 225 bfd_vma high; 226}; 227 228struct module 229{ 230 /* Chain the previously read compilation unit. */ 231 struct module *next; 232 233 /* The module name. */ 234 char *name; 235 236 /* The start offset and size of debug info in the DST section. */ 237 unsigned int modbeg; 238 unsigned int size; 239 240 /* The lowest and highest addresses contained in this compilation 241 unit as specified in the compilation unit header. */ 242 bfd_vma low; 243 bfd_vma high; 244 245 /* The listing line table. */ 246 struct lineinfo *line_table; 247 248 /* The source record table. */ 249 struct srecinfo *srec_table; 250 251 /* A list of the functions found in this module. */ 252 struct funcinfo *func_table; 253 254 /* Current allocation of file_table. */ 255 unsigned int file_table_count; 256 257 /* An array of the files making up this module. */ 258 struct fileinfo *file_table; 259}; 260 261/* BFD private data for alpha-vms. */ 262 263struct vms_private_data_struct 264{ 265 /* If true, relocs have been read. */ 266 bfd_boolean reloc_done; 267 268 /* Record input buffer. */ 269 struct vms_rec_rd recrd; 270 struct vms_rec_wr recwr; 271 272 struct hdr_struct hdr_data; /* data from HDR/EMH record */ 273 struct eom_struct eom_data; /* data from EOM/EEOM record */ 274 275 /* Transfer addresses (entry points). */ 276 bfd_vma transfer_address[4]; 277 278 /* Array of GSD sections to get the correspond BFD one. */ 279 unsigned int section_max; /* Size of the sections array. */ 280 unsigned int section_count; /* Number of GSD sections. */ 281 asection **sections; 282 283 /* Array of raw symbols. */ 284 struct vms_symbol_entry **syms; 285 286 /* Canonicalized symbols. */ 287 asymbol **csymbols; 288 289 /* Number of symbols. */ 290 unsigned int gsd_sym_count; 291 /* Size of the syms array. */ 292 unsigned int max_sym_count; 293 /* Number of procedure symbols. */ 294 unsigned int norm_sym_count; 295 296 /* Stack used to evaluate TIR/ETIR commands. */ 297 struct stack_struct *stack; 298 int stackptr; 299 300 /* Content reading. */ 301 asection *image_section; /* section for image_ptr */ 302 file_ptr image_offset; /* Offset for image_ptr. */ 303 304 struct module *modules; /* list of all compilation units */ 305 306 /* The DST section. */ 307 asection *dst_section; 308 309 unsigned int dst_ptr_offsets_count; /* # of offsets in following array */ 310 unsigned int *dst_ptr_offsets; /* array of saved image_ptr offsets */ 311 312 /* Shared library support */ 313 bfd_vma symvva; /* relative virtual address of symbol vector */ 314 unsigned int ident; 315 unsigned char matchctl; 316 317 /* Shared library index. This is used for input bfd while linking. */ 318 unsigned int shr_index; 319 320 /* Used to place structures in the file. */ 321 file_ptr file_pos; 322 323 /* Simply linked list of eisd. */ 324 struct vms_internal_eisd_map *eisd_head; 325 struct vms_internal_eisd_map *eisd_tail; 326 327 /* Simply linked list of eisd for shared libraries. */ 328 struct vms_internal_eisd_map *gbl_eisd_head; 329 struct vms_internal_eisd_map *gbl_eisd_tail; 330 331 /* linkage index counter used by conditional store commands */ 332 unsigned int vms_linkage_index; 333}; 334 335#define PRIV2(abfd, name) \ 336 (((struct vms_private_data_struct *)(abfd)->tdata.any)->name) 337#define PRIV(name) PRIV2(abfd,name) 338 339 340/* Used to keep extra VMS specific information for a given section. 341 342 reloc_size holds the size of the relocation stream, note this 343 is very different from the number of relocations as VMS relocations 344 are variable length. 345 346 reloc_stream is the actual stream of relocation entries. */ 347 348struct vms_section_data_struct 349{ 350 /* Maximnum number of entries in sec->relocation. */ 351 unsigned reloc_max; 352 353 /* Corresponding eisd. Used only while generating executables. */ 354 struct vms_internal_eisd_map *eisd; 355 356 /* PSC flags to be clear. */ 357 flagword no_flags; 358 359 /* PSC flags to be set. */ 360 flagword flags; 361}; 362 363#define vms_section_data(sec) \ 364 ((struct vms_section_data_struct *)sec->used_by_bfd) 365 366/* To be called from the debugger. */ 367struct vms_private_data_struct *bfd_vms_get_data (bfd *); 368 369static int vms_get_remaining_object_record (bfd *, unsigned int); 370static bfd_boolean _bfd_vms_slurp_object_records (bfd * abfd); 371static void alpha_vms_add_fixup_lp (struct bfd_link_info *, bfd *, bfd *); 372static void alpha_vms_add_fixup_ca (struct bfd_link_info *, bfd *, bfd *); 373static void alpha_vms_add_fixup_qr (struct bfd_link_info *, bfd *, bfd *, 374 bfd_vma); 375static void alpha_vms_add_fixup_lr (struct bfd_link_info *, unsigned int, 376 bfd_vma); 377static void alpha_vms_add_lw_reloc (struct bfd_link_info *); 378static void alpha_vms_add_qw_reloc (struct bfd_link_info *); 379 380struct vector_type 381{ 382 unsigned int max_el; 383 unsigned int nbr_el; 384 void *els; 385}; 386 387/* Number of elements in VEC. */ 388 389#define VEC_COUNT(VEC) ((VEC).nbr_el) 390 391/* Get the address of the Nth element. */ 392 393#define VEC_EL(VEC, TYPE, N) (((TYPE *)((VEC).els))[N]) 394 395#define VEC_INIT(VEC) \ 396 do { \ 397 (VEC).max_el = 0; \ 398 (VEC).nbr_el = 0; \ 399 (VEC).els = NULL; \ 400 } while (0) 401 402/* Be sure there is room for a new element. */ 403 404static void vector_grow1 (struct vector_type *vec, size_t elsz); 405 406/* Allocate room for a new element and return its address. */ 407 408#define VEC_APPEND(VEC, TYPE) \ 409 (vector_grow1 (&VEC, sizeof (TYPE)), &VEC_EL(VEC, TYPE, (VEC).nbr_el++)) 410 411/* Append an element. */ 412 413#define VEC_APPEND_EL(VEC, TYPE, EL) \ 414 (*(VEC_APPEND (VEC, TYPE)) = EL) 415 416struct alpha_vms_vma_ref 417{ 418 bfd_vma vma; /* Vma in the output. */ 419 bfd_vma ref; /* Reference in the input. */ 420}; 421 422struct alpha_vms_shlib_el 423{ 424 bfd *abfd; 425 bfd_boolean has_fixups; 426 427 struct vector_type lp; /* Vector of bfd_vma. */ 428 struct vector_type ca; /* Vector of bfd_vma. */ 429 struct vector_type qr; /* Vector of struct alpha_vms_vma_ref. */ 430}; 431 432/* Alpha VMS linker hash table. */ 433 434struct alpha_vms_link_hash_table 435{ 436 struct bfd_link_hash_table root; 437 438 /* Vector of shared libraries. */ 439 struct vector_type shrlibs; 440 441 /* Fixup section. */ 442 asection *fixup; 443 444 /* Base address. Used by fixups. */ 445 bfd_vma base_addr; 446}; 447 448#define alpha_vms_link_hash(INFO) \ 449 ((struct alpha_vms_link_hash_table *)(INFO->hash)) 450 451/* Alpha VMS linker hash table entry. */ 452 453struct alpha_vms_link_hash_entry 454{ 455 struct bfd_link_hash_entry root; 456 457 /* Pointer to the original vms symbol. */ 458 struct vms_symbol_entry *sym; 459}; 460 461/* Image reading. */ 462 463/* Read & process EIHD record. 464 Return TRUE on success, FALSE on error. */ 465 466static bfd_boolean 467_bfd_vms_slurp_eihd (bfd *abfd, unsigned int *eisd_offset, 468 unsigned int *eihs_offset) 469{ 470 unsigned int imgtype, size; 471 bfd_vma symvva; 472 struct vms_eihd *eihd = (struct vms_eihd *)PRIV (recrd.rec); 473 474 vms_debug2 ((8, "_bfd_vms_slurp_eihd\n")); 475 476 /* PR 21813: Check for an undersized record. */ 477 if (PRIV (recrd.buf_size) < sizeof (* eihd)) 478 { 479 _bfd_error_handler (_("corrupt EIHD record - size is too small")); 480 bfd_set_error (bfd_error_bad_value); 481 return FALSE; 482 } 483 484 size = bfd_getl32 (eihd->size); 485 imgtype = bfd_getl32 (eihd->imgtype); 486 487 if (imgtype == EIHD__K_EXE || imgtype == EIHD__K_LIM) 488 abfd->flags |= EXEC_P; 489 490 symvva = bfd_getl64 (eihd->symvva); 491 if (symvva != 0) 492 { 493 PRIV (symvva) = symvva; 494 abfd->flags |= DYNAMIC; 495 } 496 497 PRIV (ident) = bfd_getl32 (eihd->ident); 498 PRIV (matchctl) = eihd->matchctl; 499 500 *eisd_offset = bfd_getl32 (eihd->isdoff); 501 *eihs_offset = bfd_getl32 (eihd->symdbgoff); 502 503 vms_debug2 ((4, "EIHD size %d imgtype %d symvva 0x%lx eisd %d eihs %d\n", 504 size, imgtype, (unsigned long)symvva, 505 *eisd_offset, *eihs_offset)); 506 (void) size; 507 508 return TRUE; 509} 510 511/* Read & process EISD record. 512 Return TRUE on success, FALSE on error. */ 513 514static bfd_boolean 515_bfd_vms_slurp_eisd (bfd *abfd, unsigned int offset) 516{ 517 int section_count = 0; 518 519 vms_debug2 ((8, "_bfd_vms_slurp_eisd\n")); 520 521 while (1) 522 { 523 struct vms_eisd *eisd; 524 unsigned int rec_size; 525 unsigned int size; 526 bfd_uint64_t vaddr; 527 unsigned int flags; 528 unsigned int vbn; 529 char *name = NULL; 530 asection *section; 531 flagword bfd_flags; 532 533 /* PR 17512: file: 3d9e9fe9. */ 534 if (offset > PRIV (recrd.rec_size) 535 || (PRIV (recrd.rec_size) - offset 536 < offsetof (struct vms_eisd, eisdsize) + 4)) 537 return FALSE; 538 eisd = (struct vms_eisd *) (PRIV (recrd.rec) + offset); 539 rec_size = bfd_getl32 (eisd->eisdsize); 540 if (rec_size == 0) 541 break; 542 543 /* Skip to next block if pad. */ 544 if (rec_size == 0xffffffff) 545 { 546 offset = (offset + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 547 continue; 548 } 549 550 /* Make sure that there is enough data present in the record. */ 551 if (rec_size < offsetof (struct vms_eisd, type) + 1) 552 return FALSE; 553 /* Make sure that the record is not too big either. */ 554 if (rec_size > PRIV (recrd.rec_size) - offset) 555 return FALSE; 556 557 offset += rec_size; 558 559 size = bfd_getl32 (eisd->secsize); 560 vaddr = bfd_getl64 (eisd->virt_addr); 561 flags = bfd_getl32 (eisd->flags); 562 vbn = bfd_getl32 (eisd->vbn); 563 564 vms_debug2 ((4, "EISD at 0x%x size 0x%x addr 0x%lx flags 0x%x blk %d\n", 565 offset, size, (unsigned long)vaddr, flags, vbn)); 566 567 /* VMS combines psects from .obj files into isects in the .exe. This 568 process doesn't preserve enough information to reliably determine 569 what's in each section without examining the data. This is 570 especially true of DWARF debug sections. */ 571 bfd_flags = SEC_ALLOC; 572 if (vbn != 0) 573 bfd_flags |= SEC_HAS_CONTENTS | SEC_LOAD; 574 575 if (flags & EISD__M_EXE) 576 bfd_flags |= SEC_CODE; 577 578 if (flags & EISD__M_NONSHRADR) 579 bfd_flags |= SEC_DATA; 580 581 if (!(flags & EISD__M_WRT)) 582 bfd_flags |= SEC_READONLY; 583 584 if (flags & EISD__M_DZRO) 585 bfd_flags |= SEC_DATA; 586 587 if (flags & EISD__M_FIXUPVEC) 588 bfd_flags |= SEC_DATA; 589 590 if (flags & EISD__M_CRF) 591 bfd_flags |= SEC_DATA; 592 593 if (flags & EISD__M_GBL) 594 { 595 if (rec_size <= offsetof (struct vms_eisd, gblnam)) 596 return FALSE; 597 else if (rec_size < sizeof (struct vms_eisd)) 598 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 599 rec_size - offsetof (struct vms_eisd, gblnam)); 600 else 601 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 602 EISD__K_GBLNAMLEN); 603 if (name == NULL || name[0] == 0) 604 return FALSE; 605 bfd_flags |= SEC_COFF_SHARED_LIBRARY; 606 bfd_flags &= ~(SEC_ALLOC | SEC_LOAD); 607 } 608 else if (flags & EISD__M_FIXUPVEC) 609 name = "$FIXUPVEC$"; 610 else if (eisd->type == EISD__K_USRSTACK) 611 name = "$STACK$"; 612 else 613 { 614 const char *pfx; 615 616 name = (char *) bfd_alloc (abfd, 32); 617 if (name == NULL) 618 return FALSE; 619 if (flags & EISD__M_DZRO) 620 pfx = "BSS"; 621 else if (flags & EISD__M_EXE) 622 pfx = "CODE"; 623 else if (!(flags & EISD__M_WRT)) 624 pfx = "RO"; 625 else 626 pfx = "LOCAL"; 627 BFD_ASSERT (section_count < 999); 628 sprintf (name, "$%s_%03d$", pfx, section_count++); 629 } 630 631 section = bfd_make_section (abfd, name); 632 633 if (!section) 634 return FALSE; 635 636 section->filepos = vbn ? VMS_BLOCK_SIZE * (vbn - 1) : 0; 637 section->size = size; 638 section->vma = vaddr; 639 640 if (!bfd_set_section_flags (section, bfd_flags)) 641 return FALSE; 642 } 643 644 return TRUE; 645} 646 647/* Read & process EIHS record. 648 Return TRUE on success, FALSE on error. */ 649 650static bfd_boolean 651_bfd_vms_slurp_eihs (bfd *abfd, unsigned int offset) 652{ 653 unsigned char *p = PRIV (recrd.rec) + offset; 654 unsigned int gstvbn; 655 unsigned int gstsize ATTRIBUTE_UNUSED; 656 unsigned int dstvbn; 657 unsigned int dstsize; 658 unsigned int dmtvbn; 659 unsigned int dmtbytes; 660 asection *section; 661 662 /* PR 21611: Check that offset is valid. */ 663 if (offset > PRIV (recrd.rec_size) - (EIHS__L_DMTBYTES + 4)) 664 { 665 _bfd_error_handler (_("unable to read EIHS record at offset %#x"), 666 offset); 667 bfd_set_error (bfd_error_file_truncated); 668 return FALSE; 669 } 670 671 gstvbn = bfd_getl32 (p + EIHS__L_GSTVBN); 672 gstsize = bfd_getl32 (p + EIHS__L_GSTSIZE); 673 dstvbn = bfd_getl32 (p + EIHS__L_DSTVBN); 674 dstsize = bfd_getl32 (p + EIHS__L_DSTSIZE); 675 dmtvbn = bfd_getl32 (p + EIHS__L_DMTVBN); 676 dmtbytes = bfd_getl32 (p + EIHS__L_DMTBYTES); 677 678#if VMS_DEBUG 679 vms_debug (8, "_bfd_vms_slurp_ihs\n"); 680 vms_debug (4, "EIHS record gstvbn %d gstsize %d dstvbn %d dstsize %d dmtvbn %d dmtbytes %d\n", 681 gstvbn, gstsize, dstvbn, dstsize, dmtvbn, dmtbytes); 682#endif 683 684 if (dstvbn) 685 { 686 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 687 688 section = bfd_make_section (abfd, "$DST$"); 689 if (!section) 690 return FALSE; 691 692 section->size = dstsize; 693 section->filepos = VMS_BLOCK_SIZE * (dstvbn - 1); 694 695 if (!bfd_set_section_flags (section, bfd_flags)) 696 return FALSE; 697 698 PRIV (dst_section) = section; 699 abfd->flags |= (HAS_DEBUG | HAS_LINENO); 700 } 701 702 if (dmtvbn) 703 { 704 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 705 706 section = bfd_make_section (abfd, "$DMT$"); 707 if (!section) 708 return FALSE; 709 710 section->size = dmtbytes; 711 section->filepos = VMS_BLOCK_SIZE * (dmtvbn - 1); 712 713 if (!bfd_set_section_flags (section, bfd_flags)) 714 return FALSE; 715 } 716 717 if (gstvbn) 718 { 719 if (bfd_seek (abfd, VMS_BLOCK_SIZE * (gstvbn - 1), SEEK_SET)) 720 { 721 bfd_set_error (bfd_error_file_truncated); 722 return FALSE; 723 } 724 725 if (!_bfd_vms_slurp_object_records (abfd)) 726 return FALSE; 727 728 abfd->flags |= HAS_SYMS; 729 } 730 731 return TRUE; 732} 733 734/* Object file reading. */ 735 736/* Object file input functions. */ 737 738/* Get next record from object file to vms_buf. 739 Set PRIV(buf_size) and return it 740 741 This is a little tricky since it should be portable. 742 743 The openVMS object file has 'variable length' which means that 744 read() returns data in chunks of (hopefully) correct and expected 745 size. The linker (and other tools on VMS) depend on that. Unix 746 doesn't know about 'formatted' files, so reading and writing such 747 an object file in a Unix environment is not trivial. 748 749 With the tool 'file' (available on all VMS FTP sites), one 750 can view and change the attributes of a file. Changing from 751 'variable length' to 'fixed length, 512 bytes' reveals the 752 record size at the first 2 bytes of every record. The same 753 may happen during the transfer of object files from VMS to Unix, 754 at least with UCX, the DEC implementation of TCP/IP. 755 756 The VMS format repeats the size at bytes 2 & 3 of every record. 757 758 On the first call (file_format == FF_UNKNOWN) we check if 759 the first and the third byte pair (!) of the record match. 760 If they do it's an object file in an Unix environment or with 761 wrong attributes (FF_FOREIGN), else we should be in a VMS 762 environment where read() returns the record size (FF_NATIVE). 763 764 Reading is always done in 2 steps: 765 1. first just the record header is read and the size extracted, 766 2. then the read buffer is adjusted and the remaining bytes are 767 read in. 768 769 All file I/O is done on even file positions. */ 770 771#define VMS_OBJECT_ADJUSTMENT 2 772 773static void 774maybe_adjust_record_pointer_for_object (bfd *abfd) 775{ 776 /* Set the file format once for all on the first invocation. */ 777 if (PRIV (recrd.file_format) == FF_UNKNOWN) 778 { 779 if (PRIV (recrd.rec)[0] == PRIV (recrd.rec)[4] 780 && PRIV (recrd.rec)[1] == PRIV (recrd.rec)[5]) 781 PRIV (recrd.file_format) = FF_FOREIGN; 782 else 783 PRIV (recrd.file_format) = FF_NATIVE; 784 } 785 786 /* The adjustment is needed only in an Unix environment. */ 787 if (PRIV (recrd.file_format) == FF_FOREIGN) 788 PRIV (recrd.rec) += VMS_OBJECT_ADJUSTMENT; 789} 790 791/* Implement step #1 of the object record reading procedure. 792 Return the record type or -1 on failure. */ 793 794static int 795_bfd_vms_get_object_record (bfd *abfd) 796{ 797 unsigned int test_len = 6; 798 int type; 799 800 vms_debug2 ((8, "_bfd_vms_get_obj_record\n")); 801 802 /* Skip alignment byte if the current position is odd. */ 803 if (PRIV (recrd.file_format) == FF_FOREIGN && (bfd_tell (abfd) & 1)) 804 { 805 if (bfd_bread (PRIV (recrd.buf), 1, abfd) != 1) 806 { 807 bfd_set_error (bfd_error_file_truncated); 808 return -1; 809 } 810 } 811 812 /* Read the record header */ 813 if (bfd_bread (PRIV (recrd.buf), test_len, abfd) != test_len) 814 { 815 bfd_set_error (bfd_error_file_truncated); 816 return -1; 817 } 818 819 /* Reset the record pointer. */ 820 PRIV (recrd.rec) = PRIV (recrd.buf); 821 maybe_adjust_record_pointer_for_object (abfd); 822 823 if (vms_get_remaining_object_record (abfd, test_len) <= 0) 824 return -1; 825 826 type = bfd_getl16 (PRIV (recrd.rec)); 827 828 vms_debug2 ((8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n", 829 PRIV (recrd.rec), PRIV (recrd.rec_size), type)); 830 831 return type; 832} 833 834/* Implement step #2 of the object record reading procedure. 835 Return the size of the record or 0 on failure. */ 836 837static int 838vms_get_remaining_object_record (bfd *abfd, unsigned int read_so_far) 839{ 840 unsigned int to_read; 841 842 vms_debug2 ((8, "vms_get_remaining_obj_record\n")); 843 844 /* Extract record size. */ 845 PRIV (recrd.rec_size) = bfd_getl16 (PRIV (recrd.rec) + 2); 846 847 if (PRIV (recrd.rec_size) == 0) 848 { 849 bfd_set_error (bfd_error_file_truncated); 850 return 0; 851 } 852 853 /* That's what the linker manual says. */ 854 if (PRIV (recrd.rec_size) > EOBJ__C_MAXRECSIZ) 855 { 856 bfd_set_error (bfd_error_file_truncated); 857 return 0; 858 } 859 860 /* Take into account object adjustment. */ 861 to_read = PRIV (recrd.rec_size); 862 if (PRIV (recrd.file_format) == FF_FOREIGN) 863 to_read += VMS_OBJECT_ADJUSTMENT; 864 865 /* Adjust the buffer. */ 866 if (to_read > PRIV (recrd.buf_size)) 867 { 868 PRIV (recrd.buf) 869 = (unsigned char *) bfd_realloc (PRIV (recrd.buf), to_read); 870 if (PRIV (recrd.buf) == NULL) 871 return 0; 872 PRIV (recrd.buf_size) = to_read; 873 } 874 /* PR 17512: file: 025-1974-0.004. */ 875 else if (to_read <= read_so_far) 876 return 0; 877 878 /* Read the remaining record. */ 879 to_read -= read_so_far; 880 881 vms_debug2 ((8, "vms_get_remaining_obj_record: to_read %d\n", to_read)); 882 883 if (bfd_bread (PRIV (recrd.buf) + read_so_far, to_read, abfd) != to_read) 884 { 885 bfd_set_error (bfd_error_file_truncated); 886 return 0; 887 } 888 889 /* Reset the record pointer. */ 890 PRIV (recrd.rec) = PRIV (recrd.buf); 891 maybe_adjust_record_pointer_for_object (abfd); 892 893 vms_debug2 ((8, "vms_get_remaining_obj_record: size %d\n", 894 PRIV (recrd.rec_size))); 895 896 return PRIV (recrd.rec_size); 897} 898 899/* Read and process emh record. 900 Return TRUE on success, FALSE on error. */ 901 902static bfd_boolean 903_bfd_vms_slurp_ehdr (bfd *abfd) 904{ 905 unsigned char *ptr; 906 unsigned char *vms_rec; 907 unsigned char *end; 908 int subtype; 909 910 vms_rec = PRIV (recrd.rec); 911 /* PR 17512: file: 62736583. */ 912 end = PRIV (recrd.buf) + PRIV (recrd.buf_size); 913 914 vms_debug2 ((2, "HDR/EMH\n")); 915 916 subtype = bfd_getl16 (vms_rec + 4); 917 918 vms_debug2 ((3, "subtype %d\n", subtype)); 919 920 switch (subtype) 921 { 922 case EMH__C_MHD: 923 /* Module header. */ 924 if (vms_rec + 21 >= end) 925 goto fail; 926 PRIV (hdr_data).hdr_b_strlvl = vms_rec[6]; 927 PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8); 928 PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12); 929 PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16); 930 if ((vms_rec + 20 + vms_rec[20] + 1) >= end) 931 goto fail; 932 PRIV (hdr_data).hdr_t_name 933 = _bfd_vms_save_counted_string (abfd, vms_rec + 20, vms_rec[20]); 934 ptr = vms_rec + 20 + vms_rec[20] + 1; 935 if ((ptr + *ptr + 1) >= end) 936 goto fail; 937 PRIV (hdr_data).hdr_t_version 938 = _bfd_vms_save_counted_string (abfd, ptr, *ptr); 939 ptr += *ptr + 1; 940 if (ptr + 17 >= end) 941 goto fail; 942 PRIV (hdr_data).hdr_t_date 943 = _bfd_vms_save_sized_string (abfd, ptr, 17); 944 break; 945 946 case EMH__C_LNM: 947 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 948 goto fail; 949 PRIV (hdr_data).hdr_c_lnm 950 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 951 break; 952 953 case EMH__C_SRC: 954 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 955 goto fail; 956 PRIV (hdr_data).hdr_c_src 957 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 958 break; 959 960 case EMH__C_TTL: 961 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 962 goto fail; 963 PRIV (hdr_data).hdr_c_ttl 964 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 965 break; 966 967 case EMH__C_CPR: 968 case EMH__C_MTC: 969 case EMH__C_GTX: 970 break; 971 972 default: 973 fail: 974 bfd_set_error (bfd_error_wrong_format); 975 return FALSE; 976 } 977 978 return TRUE; 979} 980 981/* Typical sections for evax object files. */ 982 983#define EVAX_ABS_NAME "$ABS$" 984#define EVAX_CODE_NAME "$CODE$" 985#define EVAX_LINK_NAME "$LINK$" 986#define EVAX_DATA_NAME "$DATA$" 987#define EVAX_BSS_NAME "$BSS$" 988#define EVAX_READONLYADDR_NAME "$READONLY_ADDR$" 989#define EVAX_READONLY_NAME "$READONLY$" 990#define EVAX_LITERAL_NAME "$LITERAL$" 991#define EVAX_LITERALS_NAME "$LITERALS" 992#define EVAX_COMMON_NAME "$COMMON$" 993#define EVAX_LOCAL_NAME "$LOCAL$" 994 995struct sec_flags_struct 996{ 997 const char *name; /* Name of section. */ 998 int vflags_always; 999 flagword flags_always; /* Flags we set always. */ 1000 int vflags_hassize; 1001 flagword flags_hassize; /* Flags we set if the section has a size > 0. */ 1002}; 1003 1004/* These flags are deccrtl/vaxcrtl (openVMS 6.2 Alpha) compatible. */ 1005 1006static const struct sec_flags_struct evax_section_flags[] = 1007 { 1008 { EVAX_ABS_NAME, 1009 EGPS__V_SHR, 1010 0, 1011 EGPS__V_SHR, 1012 0 }, 1013 { EVAX_CODE_NAME, 1014 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1015 SEC_CODE | SEC_READONLY, 1016 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1017 SEC_CODE | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1018 { EVAX_LITERAL_NAME, 1019 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1020 SEC_DATA | SEC_READONLY, 1021 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1022 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1023 { EVAX_LINK_NAME, 1024 EGPS__V_REL | EGPS__V_RD, 1025 SEC_DATA | SEC_READONLY, 1026 EGPS__V_REL | EGPS__V_RD, 1027 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1028 { EVAX_DATA_NAME, 1029 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1030 SEC_DATA, 1031 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1032 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1033 { EVAX_BSS_NAME, 1034 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1035 SEC_NO_FLAGS, 1036 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1037 SEC_ALLOC }, 1038 { EVAX_READONLYADDR_NAME, 1039 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1040 SEC_DATA | SEC_READONLY, 1041 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1042 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1043 { EVAX_READONLY_NAME, 1044 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1045 SEC_DATA | SEC_READONLY, 1046 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1047 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1048 { EVAX_LOCAL_NAME, 1049 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1050 SEC_DATA, 1051 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1052 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1053 { EVAX_LITERALS_NAME, 1054 EGPS__V_PIC | EGPS__V_OVR, 1055 SEC_DATA | SEC_READONLY, 1056 EGPS__V_PIC | EGPS__V_OVR, 1057 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1058 { NULL, 1059 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1060 SEC_DATA, 1061 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1062 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD } 1063 }; 1064 1065/* Retrieve BFD section flags by name and size. */ 1066 1067static flagword 1068vms_secflag_by_name (const struct sec_flags_struct *section_flags, 1069 const char *name, 1070 int hassize) 1071{ 1072 int i = 0; 1073 1074 while (section_flags[i].name != NULL) 1075 { 1076 if (strcmp (name, section_flags[i].name) == 0) 1077 { 1078 if (hassize) 1079 return section_flags[i].flags_hassize; 1080 else 1081 return section_flags[i].flags_always; 1082 } 1083 i++; 1084 } 1085 if (hassize) 1086 return section_flags[i].flags_hassize; 1087 return section_flags[i].flags_always; 1088} 1089 1090/* Retrieve VMS section flags by name and size. */ 1091 1092static flagword 1093vms_esecflag_by_name (const struct sec_flags_struct *section_flags, 1094 const char *name, 1095 int hassize) 1096{ 1097 int i = 0; 1098 1099 while (section_flags[i].name != NULL) 1100 { 1101 if (strcmp (name, section_flags[i].name) == 0) 1102 { 1103 if (hassize) 1104 return section_flags[i].vflags_hassize; 1105 else 1106 return section_flags[i].vflags_always; 1107 } 1108 i++; 1109 } 1110 if (hassize) 1111 return section_flags[i].vflags_hassize; 1112 return section_flags[i].vflags_always; 1113} 1114 1115/* Add SYM to the symbol table of ABFD. 1116 Return FALSE in case of error. */ 1117 1118static bfd_boolean 1119add_symbol_entry (bfd *abfd, struct vms_symbol_entry *sym) 1120{ 1121 if (PRIV (gsd_sym_count) >= PRIV (max_sym_count)) 1122 { 1123 if (PRIV (max_sym_count) == 0) 1124 { 1125 PRIV (max_sym_count) = 128; 1126 PRIV (syms) = bfd_malloc 1127 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *)); 1128 } 1129 else 1130 { 1131 PRIV (max_sym_count) *= 2; 1132 PRIV (syms) = bfd_realloc 1133 (PRIV (syms), 1134 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *))); 1135 } 1136 if (PRIV (syms) == NULL) 1137 return FALSE; 1138 } 1139 1140 PRIV (syms)[PRIV (gsd_sym_count)++] = sym; 1141 return TRUE; 1142} 1143 1144/* Create a symbol whose name is ASCIC and add it to ABFD. 1145 Return NULL in case of error. */ 1146 1147static struct vms_symbol_entry * 1148add_symbol (bfd *abfd, const unsigned char *ascic, unsigned int max) 1149{ 1150 struct vms_symbol_entry *entry; 1151 unsigned int len; 1152 1153 len = *ascic++; 1154 max -= 1; 1155 if (len > max) 1156 { 1157 _bfd_error_handler (_("record is too small for symbol name length")); 1158 bfd_set_error (bfd_error_bad_value); 1159 return NULL; 1160 } 1161 1162 entry = (struct vms_symbol_entry *)bfd_zalloc (abfd, sizeof (*entry) + len); 1163 if (entry == NULL) 1164 return NULL; 1165 entry->namelen = len; 1166 memcpy (entry->name, ascic, len); 1167 entry->name[len] = 0; 1168 entry->owner = abfd; 1169 1170 if (!add_symbol_entry (abfd, entry)) 1171 return NULL; 1172 return entry; 1173} 1174 1175/* Read and process EGSD. Return FALSE on failure. */ 1176 1177static bfd_boolean 1178_bfd_vms_slurp_egsd (bfd *abfd) 1179{ 1180 int gsd_type; 1181 unsigned int gsd_size; 1182 unsigned char *vms_rec; 1183 bfd_vma base_addr; 1184 long psindx; 1185 1186 vms_debug2 ((2, "EGSD\n")); 1187 1188 if (PRIV (recrd.rec_size) < 8) 1189 { 1190 _bfd_error_handler (_("corrupt EGSD record: its size (%#x) is too small"), 1191 PRIV (recrd.rec_size)); 1192 bfd_set_error (bfd_error_bad_value); 1193 return FALSE; 1194 } 1195 1196 PRIV (recrd.rec) += 8; /* Skip type, size, align pad. */ 1197 PRIV (recrd.rec_size) -= 8; 1198 1199 /* Calculate base address for each section. */ 1200 base_addr = 0; 1201 1202 while (PRIV (recrd.rec_size) > 4) 1203 { 1204 vms_rec = PRIV (recrd.rec); 1205 1206 gsd_type = bfd_getl16 (vms_rec); 1207 gsd_size = bfd_getl16 (vms_rec + 2); 1208 1209 vms_debug2 ((3, "egsd_type %d\n", gsd_type)); 1210 1211 /* PR 21615: Check for size overflow. */ 1212 if (PRIV (recrd.rec_size) < gsd_size) 1213 { 1214 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1215 "is larger than remaining space (%#x)"), 1216 gsd_type, gsd_size, PRIV (recrd.rec_size)); 1217 bfd_set_error (bfd_error_bad_value); 1218 return FALSE; 1219 } 1220 1221 if (gsd_size < 4) 1222 { 1223 too_small: 1224 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1225 "is too small"), 1226 gsd_type, gsd_size); 1227 bfd_set_error (bfd_error_bad_value); 1228 return FALSE; 1229 } 1230 1231 switch (gsd_type) 1232 { 1233 case EGSD__C_PSC: 1234 /* Program section definition. */ 1235 { 1236 struct vms_egps *egps = (struct vms_egps *) vms_rec; 1237 flagword new_flags, vms_flags; 1238 asection *section; 1239 1240 if (offsetof (struct vms_egps, flags) + 2 > gsd_size) 1241 goto too_small; 1242 vms_flags = bfd_getl16 (egps->flags); 1243 1244 if ((vms_flags & EGPS__V_REL) == 0) 1245 { 1246 /* Use the global absolute section for all 1247 absolute sections. */ 1248 section = bfd_abs_section_ptr; 1249 } 1250 else 1251 { 1252 char *name; 1253 bfd_vma align_addr; 1254 size_t left; 1255 1256 if (offsetof (struct vms_egps, namlng) >= gsd_size) 1257 goto too_small; 1258 left = gsd_size - offsetof (struct vms_egps, namlng); 1259 name = _bfd_vms_save_counted_string (abfd, &egps->namlng, left); 1260 if (name == NULL || name[0] == 0) 1261 return FALSE; 1262 1263 section = bfd_make_section (abfd, name); 1264 if (!section) 1265 return FALSE; 1266 1267 section->filepos = 0; 1268 section->size = bfd_getl32 (egps->alloc); 1269 section->alignment_power = egps->align & 31; 1270 1271 vms_section_data (section)->flags = vms_flags; 1272 vms_section_data (section)->no_flags = 0; 1273 1274 new_flags = vms_secflag_by_name (evax_section_flags, 1275 section->name, 1276 section->size > 0); 1277 if (section->size > 0) 1278 new_flags |= SEC_LOAD; 1279 if (!(vms_flags & EGPS__V_NOMOD) && section->size > 0) 1280 { 1281 /* Set RELOC and HAS_CONTENTS if the section is not 1282 demand-zero and not empty. */ 1283 new_flags |= SEC_HAS_CONTENTS; 1284 if (vms_flags & EGPS__V_REL) 1285 new_flags |= SEC_RELOC; 1286 } 1287 if (vms_flags & EGPS__V_EXE) 1288 { 1289 /* Set CODE if section is executable. */ 1290 new_flags |= SEC_CODE; 1291 new_flags &= ~SEC_DATA; 1292 } 1293 if (!bfd_set_section_flags (section, new_flags)) 1294 return FALSE; 1295 1296 /* Give a non-overlapping vma to non absolute sections. */ 1297 align_addr = (bfd_vma) 1 << section->alignment_power; 1298 base_addr = (base_addr + align_addr - 1) & -align_addr; 1299 section->vma = base_addr; 1300 base_addr += section->size; 1301 } 1302 1303 /* Append it to the section array. */ 1304 if (PRIV (section_count) >= PRIV (section_max)) 1305 { 1306 if (PRIV (section_max) == 0) 1307 PRIV (section_max) = 16; 1308 else 1309 PRIV (section_max) *= 2; 1310 PRIV (sections) = bfd_realloc_or_free 1311 (PRIV (sections), PRIV (section_max) * sizeof (asection *)); 1312 if (PRIV (sections) == NULL) 1313 return FALSE; 1314 } 1315 1316 PRIV (sections)[PRIV (section_count)] = section; 1317 PRIV (section_count)++; 1318 } 1319 break; 1320 1321 case EGSD__C_SYM: 1322 { 1323 unsigned int nameoff; 1324 struct vms_symbol_entry *entry; 1325 struct vms_egsy *egsy = (struct vms_egsy *) vms_rec; 1326 flagword old_flags; 1327 1328 if (offsetof (struct vms_egsy, flags) + 2 > gsd_size) 1329 goto too_small; 1330 old_flags = bfd_getl16 (egsy->flags); 1331 if (old_flags & EGSY__V_DEF) 1332 nameoff = ESDF__B_NAMLNG; 1333 else 1334 nameoff = ESRF__B_NAMLNG; 1335 1336 if (nameoff >= gsd_size) 1337 goto too_small; 1338 entry = add_symbol (abfd, vms_rec + nameoff, gsd_size - nameoff); 1339 if (entry == NULL) 1340 return FALSE; 1341 1342 /* Allow only duplicate reference. */ 1343 if ((entry->flags & EGSY__V_DEF) && (old_flags & EGSY__V_DEF)) 1344 abort (); 1345 1346 if (entry->typ == 0) 1347 { 1348 entry->typ = gsd_type; 1349 entry->data_type = egsy->datyp; 1350 entry->flags = old_flags; 1351 } 1352 1353 if (old_flags & EGSY__V_DEF) 1354 { 1355 struct vms_esdf *esdf = (struct vms_esdf *) vms_rec; 1356 1357 entry->value = bfd_getl64 (esdf->value); 1358 if (PRIV (sections) == NULL) 1359 return FALSE; 1360 1361 psindx = bfd_getl32 (esdf->psindx); 1362 /* PR 21813: Check for an out of range index. */ 1363 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1364 { 1365 bad_psindx: 1366 _bfd_error_handler (_("corrupt EGSD record: its psindx " 1367 "field is too big (%#lx)"), 1368 psindx); 1369 bfd_set_error (bfd_error_bad_value); 1370 return FALSE; 1371 } 1372 entry->section = PRIV (sections)[psindx]; 1373 1374 if (old_flags & EGSY__V_NORM) 1375 { 1376 PRIV (norm_sym_count)++; 1377 1378 entry->code_value = bfd_getl64 (esdf->code_address); 1379 psindx = bfd_getl32 (esdf->ca_psindx); 1380 /* PR 21813: Check for an out of range index. */ 1381 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1382 goto bad_psindx; 1383 entry->code_section = PRIV (sections)[psindx]; 1384 } 1385 } 1386 } 1387 break; 1388 1389 case EGSD__C_SYMG: 1390 { 1391 struct vms_symbol_entry *entry; 1392 struct vms_egst *egst = (struct vms_egst *)vms_rec; 1393 flagword old_flags; 1394 unsigned int nameoff = offsetof (struct vms_egst, namlng); 1395 1396 old_flags = bfd_getl16 (egst->header.flags); 1397 1398 if (nameoff >= gsd_size) 1399 goto too_small; 1400 entry = add_symbol (abfd, &egst->namlng, gsd_size - nameoff); 1401 if (entry == NULL) 1402 return FALSE; 1403 1404 entry->typ = gsd_type; 1405 entry->data_type = egst->header.datyp; 1406 entry->flags = old_flags; 1407 1408 entry->symbol_vector = bfd_getl32 (egst->value); 1409 1410 if (old_flags & EGSY__V_REL) 1411 { 1412 if (PRIV (sections) == NULL) 1413 return FALSE; 1414 psindx = bfd_getl32 (egst->psindx); 1415 /* PR 21813: Check for an out of range index. */ 1416 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1417 goto bad_psindx; 1418 entry->section = PRIV (sections)[psindx]; 1419 } 1420 else 1421 entry->section = bfd_abs_section_ptr; 1422 1423 entry->value = bfd_getl64 (egst->lp_2); 1424 1425 if (old_flags & EGSY__V_NORM) 1426 { 1427 PRIV (norm_sym_count)++; 1428 1429 entry->code_value = bfd_getl64 (egst->lp_1); 1430 entry->code_section = bfd_abs_section_ptr; 1431 } 1432 } 1433 break; 1434 1435 case EGSD__C_SPSC: 1436 case EGSD__C_IDC: 1437 /* Currently ignored. */ 1438 break; 1439 case EGSD__C_SYMM: 1440 case EGSD__C_SYMV: 1441 default: 1442 _bfd_error_handler (_("unknown EGSD subtype %d"), gsd_type); 1443 bfd_set_error (bfd_error_bad_value); 1444 return FALSE; 1445 } 1446 1447 PRIV (recrd.rec_size) -= gsd_size; 1448 PRIV (recrd.rec) += gsd_size; 1449 } 1450 1451 /* FIXME: Should we complain if PRIV (recrd.rec_size) is not zero ? */ 1452 1453 if (PRIV (gsd_sym_count) > 0) 1454 abfd->flags |= HAS_SYMS; 1455 1456 return TRUE; 1457} 1458 1459/* Stack routines for vms ETIR commands. */ 1460 1461/* Push value and section index. */ 1462 1463static bfd_boolean 1464_bfd_vms_push (bfd *abfd, bfd_vma val, unsigned int reloc) 1465{ 1466 vms_debug2 ((4, "<push %08lx (0x%08x) at %d>\n", 1467 (unsigned long)val, reloc, PRIV (stackptr))); 1468 1469 PRIV (stack[PRIV (stackptr)]).value = val; 1470 PRIV (stack[PRIV (stackptr)]).reloc = reloc; 1471 PRIV (stackptr)++; 1472 if (PRIV (stackptr) >= STACKSIZE) 1473 { 1474 bfd_set_error (bfd_error_bad_value); 1475 _bfd_error_handler (_("stack overflow (%d) in _bfd_vms_push"), PRIV (stackptr)); 1476 return FALSE; 1477 } 1478 return TRUE; 1479} 1480 1481/* Pop value and section index. */ 1482 1483static bfd_boolean 1484_bfd_vms_pop (bfd *abfd, bfd_vma *val, unsigned int *rel) 1485{ 1486 if (PRIV (stackptr) == 0) 1487 { 1488 bfd_set_error (bfd_error_bad_value); 1489 _bfd_error_handler (_("stack underflow in _bfd_vms_pop")); 1490 return FALSE; 1491 } 1492 PRIV (stackptr)--; 1493 *val = PRIV (stack[PRIV (stackptr)]).value; 1494 *rel = PRIV (stack[PRIV (stackptr)]).reloc; 1495 1496 vms_debug2 ((4, "<pop %08lx (0x%08x)>\n", (unsigned long)*val, *rel)); 1497 return TRUE; 1498} 1499 1500/* Routines to fill sections contents during tir/etir read. */ 1501 1502/* Initialize image buffer pointer to be filled. */ 1503 1504static void 1505image_set_ptr (bfd *abfd, bfd_vma vma, int sect, struct bfd_link_info *info) 1506{ 1507 asection *sec; 1508 1509 vms_debug2 ((4, "image_set_ptr (0x%08x, sect=%d)\n", (unsigned)vma, sect)); 1510 1511 if (PRIV (sections) == NULL) 1512 return; 1513 if (sect < 0 || sect >= (int) PRIV (section_count)) 1514 return; 1515 1516 sec = PRIV (sections)[sect]; 1517 1518 if (info) 1519 { 1520 /* Reading contents to an output bfd. */ 1521 1522 if (sec->output_section == NULL) 1523 { 1524 /* Section discarded. */ 1525 vms_debug2 ((5, " section %s discarded\n", sec->name)); 1526 1527 /* This is not used. */ 1528 PRIV (image_section) = NULL; 1529 PRIV (image_offset) = 0; 1530 return; 1531 } 1532 PRIV (image_offset) = sec->output_offset + vma; 1533 PRIV (image_section) = sec->output_section; 1534 } 1535 else 1536 { 1537 PRIV (image_offset) = vma; 1538 PRIV (image_section) = sec; 1539 } 1540} 1541 1542/* Increment image buffer pointer by offset. */ 1543 1544static void 1545image_inc_ptr (bfd *abfd, bfd_vma offset) 1546{ 1547 vms_debug2 ((4, "image_inc_ptr (%u)\n", (unsigned)offset)); 1548 1549 PRIV (image_offset) += offset; 1550} 1551 1552/* Save current DST location counter under specified index. */ 1553 1554static void 1555dst_define_location (bfd *abfd, unsigned int loc) 1556{ 1557 vms_debug2 ((4, "dst_define_location (%d)\n", (int)loc)); 1558 1559 /* Grow the ptr offset table if necessary. */ 1560 if (loc + 1 > PRIV (dst_ptr_offsets_count)) 1561 { 1562 PRIV (dst_ptr_offsets) = bfd_realloc (PRIV (dst_ptr_offsets), 1563 (loc + 1) * sizeof (unsigned int)); 1564 PRIV (dst_ptr_offsets_count) = loc + 1; 1565 } 1566 1567 PRIV (dst_ptr_offsets)[loc] = PRIV (image_offset); 1568} 1569 1570/* Restore saved DST location counter from specified index. */ 1571 1572static void 1573dst_restore_location (bfd *abfd, unsigned int loc) 1574{ 1575 vms_debug2 ((4, "dst_restore_location (%d)\n", (int)loc)); 1576 1577 PRIV (image_offset) = PRIV (dst_ptr_offsets)[loc]; 1578} 1579 1580/* Retrieve saved DST location counter from specified index. */ 1581 1582static unsigned int 1583dst_retrieve_location (bfd *abfd, unsigned int loc) 1584{ 1585 vms_debug2 ((4, "dst_retrieve_location (%d)\n", (int)loc)); 1586 1587 return PRIV (dst_ptr_offsets)[loc]; 1588} 1589 1590/* Write multiple bytes to section image. */ 1591 1592static bfd_boolean 1593image_write (bfd *abfd, unsigned char *ptr, unsigned int size) 1594{ 1595#if VMS_DEBUG 1596 _bfd_vms_debug (8, "image_write from (%p, %d) to (%ld)\n", ptr, size, 1597 (long)PRIV (image_offset)); 1598#endif 1599 1600 if (PRIV (image_section)->contents != NULL) 1601 { 1602 asection *sec = PRIV (image_section); 1603 size_t off = PRIV (image_offset); 1604 1605 /* Check bounds. */ 1606 if (off > sec->size 1607 || size > sec->size - off) 1608 { 1609 bfd_set_error (bfd_error_bad_value); 1610 return FALSE; 1611 } 1612 1613 memcpy (sec->contents + off, ptr, size); 1614 } 1615#if VMS_DEBUG 1616 _bfd_hexdump (9, ptr, size, 0); 1617#endif 1618 1619 PRIV (image_offset) += size; 1620 return TRUE; 1621} 1622 1623/* Write byte to section image. */ 1624 1625static bfd_boolean 1626image_write_b (bfd * abfd, unsigned int value) 1627{ 1628 unsigned char data[1]; 1629 1630 vms_debug2 ((6, "image_write_b (%02x)\n", (int) value)); 1631 1632 *data = value; 1633 1634 return image_write (abfd, data, sizeof (data)); 1635} 1636 1637/* Write 2-byte word to image. */ 1638 1639static bfd_boolean 1640image_write_w (bfd * abfd, unsigned int value) 1641{ 1642 unsigned char data[2]; 1643 1644 vms_debug2 ((6, "image_write_w (%04x)\n", (int) value)); 1645 1646 bfd_putl16 (value, data); 1647 return image_write (abfd, data, sizeof (data)); 1648} 1649 1650/* Write 4-byte long to image. */ 1651 1652static bfd_boolean 1653image_write_l (bfd * abfd, unsigned long value) 1654{ 1655 unsigned char data[4]; 1656 1657 vms_debug2 ((6, "image_write_l (%08lx)\n", value)); 1658 1659 bfd_putl32 (value, data); 1660 return image_write (abfd, data, sizeof (data)); 1661} 1662 1663/* Write 8-byte quad to image. */ 1664 1665static bfd_boolean 1666image_write_q (bfd * abfd, bfd_vma value) 1667{ 1668 unsigned char data[8]; 1669 1670 vms_debug2 ((6, "image_write_q (%08lx)\n", (unsigned long)value)); 1671 1672 bfd_putl64 (value, data); 1673 return image_write (abfd, data, sizeof (data)); 1674} 1675 1676static const char * 1677_bfd_vms_etir_name (int cmd) 1678{ 1679 switch (cmd) 1680 { 1681 case ETIR__C_STA_GBL: return "ETIR__C_STA_GBL"; 1682 case ETIR__C_STA_LW: return "ETIR__C_STA_LW"; 1683 case ETIR__C_STA_QW: return "ETIR__C_STA_QW"; 1684 case ETIR__C_STA_PQ: return "ETIR__C_STA_PQ"; 1685 case ETIR__C_STA_LI: return "ETIR__C_STA_LI"; 1686 case ETIR__C_STA_MOD: return "ETIR__C_STA_MOD"; 1687 case ETIR__C_STA_CKARG: return "ETIR__C_STA_CKARG"; 1688 case ETIR__C_STO_B: return "ETIR__C_STO_B"; 1689 case ETIR__C_STO_W: return "ETIR__C_STO_W"; 1690 case ETIR__C_STO_GBL: return "ETIR__C_STO_GBL"; 1691 case ETIR__C_STO_CA: return "ETIR__C_STO_CA"; 1692 case ETIR__C_STO_RB: return "ETIR__C_STO_RB"; 1693 case ETIR__C_STO_AB: return "ETIR__C_STO_AB"; 1694 case ETIR__C_STO_OFF: return "ETIR__C_STO_OFF"; 1695 case ETIR__C_STO_IMM: return "ETIR__C_STO_IMM"; 1696 case ETIR__C_STO_IMMR: return "ETIR__C_STO_IMMR"; 1697 case ETIR__C_STO_LW: return "ETIR__C_STO_LW"; 1698 case ETIR__C_STO_QW: return "ETIR__C_STO_QW"; 1699 case ETIR__C_STO_GBL_LW: return "ETIR__C_STO_GBL_LW"; 1700 case ETIR__C_STO_LP_PSB: return "ETIR__C_STO_LP_PSB"; 1701 case ETIR__C_STO_HINT_GBL: return "ETIR__C_STO_HINT_GBL"; 1702 case ETIR__C_STO_HINT_PS: return "ETIR__C_STO_HINT_PS"; 1703 case ETIR__C_OPR_ADD: return "ETIR__C_OPR_ADD"; 1704 case ETIR__C_OPR_SUB: return "ETIR__C_OPR_SUB"; 1705 case ETIR__C_OPR_INSV: return "ETIR__C_OPR_INSV"; 1706 case ETIR__C_OPR_USH: return "ETIR__C_OPR_USH"; 1707 case ETIR__C_OPR_ROT: return "ETIR__C_OPR_ROT"; 1708 case ETIR__C_OPR_REDEF: return "ETIR__C_OPR_REDEF"; 1709 case ETIR__C_OPR_DFLIT: return "ETIR__C_OPR_DFLIT"; 1710 case ETIR__C_STC_LP: return "ETIR__C_STC_LP"; 1711 case ETIR__C_STC_GBL: return "ETIR__C_STC_GBL"; 1712 case ETIR__C_STC_GCA: return "ETIR__C_STC_GCA"; 1713 case ETIR__C_STC_PS: return "ETIR__C_STC_PS"; 1714 case ETIR__C_STC_NBH_PS: return "ETIR__C_STC_NBH_PS"; 1715 case ETIR__C_STC_NOP_GBL: return "ETIR__C_STC_NOP_GBL"; 1716 case ETIR__C_STC_NOP_PS: return "ETIR__C_STC_NOP_PS"; 1717 case ETIR__C_STC_BSR_GBL: return "ETIR__C_STC_BSR_GBL"; 1718 case ETIR__C_STC_BSR_PS: return "ETIR__C_STC_BSR_PS"; 1719 case ETIR__C_STC_LDA_GBL: return "ETIR__C_STC_LDA_GBL"; 1720 case ETIR__C_STC_LDA_PS: return "ETIR__C_STC_LDA_PS"; 1721 case ETIR__C_STC_BOH_GBL: return "ETIR__C_STC_BOH_GBL"; 1722 case ETIR__C_STC_BOH_PS: return "ETIR__C_STC_BOH_PS"; 1723 case ETIR__C_STC_NBH_GBL: return "ETIR__C_STC_NBH_GBL"; 1724 case ETIR__C_STC_LP_PSB: return "ETIR__C_STC_LP_PSB"; 1725 case ETIR__C_CTL_SETRB: return "ETIR__C_CTL_SETRB"; 1726 case ETIR__C_CTL_AUGRB: return "ETIR__C_CTL_AUGRB"; 1727 case ETIR__C_CTL_DFLOC: return "ETIR__C_CTL_DFLOC"; 1728 case ETIR__C_CTL_STLOC: return "ETIR__C_CTL_STLOC"; 1729 case ETIR__C_CTL_STKDL: return "ETIR__C_CTL_STKDL"; 1730 1731 default: 1732 /* These names have not yet been added to this switch statement. */ 1733 _bfd_error_handler (_("unknown ETIR command %d"), cmd); 1734 } 1735 1736 return NULL; 1737} 1738#define HIGHBIT(op) ((op & 0x80000000L) == 0x80000000L) 1739 1740static void 1741_bfd_vms_get_value (bfd *abfd, 1742 const unsigned char *ascic, 1743 const unsigned char *max_ascic, 1744 struct bfd_link_info *info, 1745 bfd_vma *vma, 1746 struct alpha_vms_link_hash_entry **hp) 1747{ 1748 char name[257]; 1749 unsigned int len; 1750 unsigned int i; 1751 struct alpha_vms_link_hash_entry *h; 1752 1753 /* Not linking. Do not try to resolve the symbol. */ 1754 if (info == NULL) 1755 { 1756 *vma = 0; 1757 *hp = NULL; 1758 return; 1759 } 1760 1761 len = *ascic; 1762 if (ascic + len >= max_ascic) 1763 { 1764 _bfd_error_handler (_("corrupt vms value")); 1765 *vma = 0; 1766 *hp = NULL; 1767 return; 1768 } 1769 1770 for (i = 0; i < len; i++) 1771 name[i] = ascic[i + 1]; 1772 name[i] = 0; 1773 1774 h = (struct alpha_vms_link_hash_entry *) 1775 bfd_link_hash_lookup (info->hash, name, FALSE, FALSE, TRUE); 1776 1777 *hp = h; 1778 1779 if (h != NULL 1780 && (h->root.type == bfd_link_hash_defined 1781 || h->root.type == bfd_link_hash_defweak)) 1782 *vma = h->root.u.def.value 1783 + h->root.u.def.section->output_offset 1784 + h->root.u.def.section->output_section->vma; 1785 else if (h && h->root.type == bfd_link_hash_undefweak) 1786 *vma = 0; 1787 else 1788 { 1789 (*info->callbacks->undefined_symbol) 1790 (info, name, abfd, PRIV (image_section), PRIV (image_offset), TRUE); 1791 *vma = 0; 1792 } 1793} 1794 1795#define RELC_NONE 0 1796#define RELC_REL 1 1797#define RELC_SHR_BASE 0x10000 1798#define RELC_SEC_BASE 0x20000 1799#define RELC_MASK 0x0ffff 1800 1801static unsigned int 1802alpha_vms_sym_to_ctxt (struct alpha_vms_link_hash_entry *h) 1803{ 1804 /* Handle undefined symbols. */ 1805 if (h == NULL || h->sym == NULL) 1806 return RELC_NONE; 1807 1808 if (h->sym->typ == EGSD__C_SYMG) 1809 { 1810 if (h->sym->flags & EGSY__V_REL) 1811 return RELC_SHR_BASE + PRIV2 (h->sym->owner, shr_index); 1812 else 1813 { 1814 /* Can this happen (non-relocatable symg) ? I'd like to see 1815 an example. */ 1816 abort (); 1817 } 1818 } 1819 if (h->sym->typ == EGSD__C_SYM) 1820 { 1821 if (h->sym->flags & EGSY__V_REL) 1822 return RELC_REL; 1823 else 1824 return RELC_NONE; 1825 } 1826 abort (); 1827} 1828 1829static bfd_vma 1830alpha_vms_get_sym_value (asection *sect, bfd_vma addr) 1831{ 1832 return sect->output_section->vma + sect->output_offset + addr; 1833} 1834 1835static bfd_vma 1836alpha_vms_fix_sec_rel (bfd *abfd, struct bfd_link_info *info, 1837 unsigned int rel, bfd_vma vma) 1838{ 1839 asection *sec; 1840 1841 if (PRIV (sections) == NULL) 1842 return 0; 1843 1844 sec = PRIV (sections)[rel & RELC_MASK]; 1845 1846 if (info) 1847 { 1848 if (sec->output_section == NULL) 1849 abort (); 1850 return vma + sec->output_section->vma + sec->output_offset; 1851 } 1852 else 1853 return vma + sec->vma; 1854} 1855 1856/* Read an ETIR record from ABFD. If INFO is not null, put the content into 1857 the output section (used during linking). 1858 Return FALSE in case of error. */ 1859 1860static bfd_boolean 1861_bfd_vms_slurp_etir (bfd *abfd, struct bfd_link_info *info) 1862{ 1863 unsigned char *ptr; 1864 unsigned int length; 1865 unsigned char *maxptr; 1866 bfd_vma op1 = 0; 1867 bfd_vma op2 = 0; 1868 unsigned int rel1 = RELC_NONE; 1869 unsigned int rel2 = RELC_NONE; 1870 struct alpha_vms_link_hash_entry *h; 1871 1872 PRIV (recrd.rec) += ETIR__C_HEADER_SIZE; 1873 PRIV (recrd.rec_size) -= ETIR__C_HEADER_SIZE; 1874 1875 ptr = PRIV (recrd.rec); 1876 length = PRIV (recrd.rec_size); 1877 maxptr = ptr + length; 1878 1879 vms_debug2 ((2, "ETIR: %d bytes\n", length)); 1880 1881 while (ptr < maxptr) 1882 { 1883 int cmd, cmd_length; 1884 1885 if (ptr + 4 > maxptr) 1886 goto corrupt_etir; 1887 1888 cmd = bfd_getl16 (ptr); 1889 cmd_length = bfd_getl16 (ptr + 2); 1890 1891 /* PR 21589 and 21579: Check for a corrupt ETIR record. */ 1892 if (cmd_length < 4 || ptr + cmd_length > maxptr) 1893 { 1894 corrupt_etir: 1895 _bfd_error_handler (_("corrupt ETIR record encountered")); 1896 bfd_set_error (bfd_error_bad_value); 1897 return FALSE; 1898 } 1899 ptr += 4; 1900 1901#if VMS_DEBUG 1902 _bfd_vms_debug (4, "etir: %s(%d)\n", 1903 _bfd_vms_etir_name (cmd), cmd); 1904 _bfd_hexdump (8, ptr, cmd_length - 4, 0); 1905#endif 1906 1907 switch (cmd) 1908 { 1909 /* Stack global 1910 arg: cs symbol name 1911 1912 stack 32 bit value of symbol (high bits set to 0). */ 1913 case ETIR__C_STA_GBL: 1914 _bfd_vms_get_value (abfd, ptr, maxptr, info, &op1, &h); 1915 if (!_bfd_vms_push (abfd, op1, alpha_vms_sym_to_ctxt (h))) 1916 return FALSE; 1917 break; 1918 1919 /* Stack longword 1920 arg: lw value 1921 1922 stack 32 bit value, sign extend to 64 bit. */ 1923 case ETIR__C_STA_LW: 1924 if (ptr + 4 > maxptr) 1925 goto corrupt_etir; 1926 if (!_bfd_vms_push (abfd, bfd_getl32 (ptr), RELC_NONE)) 1927 return FALSE; 1928 break; 1929 1930 /* Stack quadword 1931 arg: qw value 1932 1933 stack 64 bit value of symbol. */ 1934 case ETIR__C_STA_QW: 1935 if (ptr + 8 > maxptr) 1936 goto corrupt_etir; 1937 if (!_bfd_vms_push (abfd, bfd_getl64 (ptr), RELC_NONE)) 1938 return FALSE; 1939 break; 1940 1941 /* Stack psect base plus quadword offset 1942 arg: lw section index 1943 qw signed quadword offset (low 32 bits) 1944 1945 Stack qw argument and section index 1946 (see ETIR__C_STO_OFF, ETIR__C_CTL_SETRB). */ 1947 case ETIR__C_STA_PQ: 1948 { 1949 int psect; 1950 1951 if (ptr + 12 > maxptr) 1952 goto corrupt_etir; 1953 psect = bfd_getl32 (ptr); 1954 if ((unsigned int) psect >= PRIV (section_count)) 1955 { 1956 _bfd_error_handler (_("bad section index in %s"), 1957 _bfd_vms_etir_name (cmd)); 1958 bfd_set_error (bfd_error_bad_value); 1959 return FALSE; 1960 } 1961 op1 = bfd_getl64 (ptr + 4); 1962 if (!_bfd_vms_push (abfd, op1, psect | RELC_SEC_BASE)) 1963 return FALSE; 1964 } 1965 break; 1966 1967 case ETIR__C_STA_LI: 1968 case ETIR__C_STA_MOD: 1969 case ETIR__C_STA_CKARG: 1970 _bfd_error_handler (_("unsupported STA cmd %s"), 1971 _bfd_vms_etir_name (cmd)); 1972 return FALSE; 1973 break; 1974 1975 /* Store byte: pop stack, write byte 1976 arg: -. */ 1977 case ETIR__C_STO_B: 1978 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 1979 return FALSE; 1980 if (rel1 != RELC_NONE) 1981 goto bad_context; 1982 image_write_b (abfd, (unsigned int) op1 & 0xff); 1983 break; 1984 1985 /* Store word: pop stack, write word 1986 arg: -. */ 1987 case ETIR__C_STO_W: 1988 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 1989 return FALSE; 1990 if (rel1 != RELC_NONE) 1991 goto bad_context; 1992 image_write_w (abfd, (unsigned int) op1 & 0xffff); 1993 break; 1994 1995 /* Store longword: pop stack, write longword 1996 arg: -. */ 1997 case ETIR__C_STO_LW: 1998 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 1999 return FALSE; 2000 if (rel1 & RELC_SEC_BASE) 2001 { 2002 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2003 rel1 = RELC_REL; 2004 } 2005 else if (rel1 & RELC_SHR_BASE) 2006 { 2007 alpha_vms_add_fixup_lr (info, rel1 & RELC_MASK, op1); 2008 rel1 = RELC_NONE; 2009 } 2010 if (rel1 != RELC_NONE) 2011 { 2012 if (rel1 != RELC_REL) 2013 abort (); 2014 alpha_vms_add_lw_reloc (info); 2015 } 2016 image_write_l (abfd, op1); 2017 break; 2018 2019 /* Store quadword: pop stack, write quadword 2020 arg: -. */ 2021 case ETIR__C_STO_QW: 2022 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2023 return FALSE; 2024 if (rel1 & RELC_SEC_BASE) 2025 { 2026 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2027 rel1 = RELC_REL; 2028 } 2029 else if (rel1 & RELC_SHR_BASE) 2030 abort (); 2031 if (rel1 != RELC_NONE) 2032 { 2033 if (rel1 != RELC_REL) 2034 abort (); 2035 alpha_vms_add_qw_reloc (info); 2036 } 2037 image_write_q (abfd, op1); 2038 break; 2039 2040 /* Store immediate repeated: pop stack for repeat count 2041 arg: lw byte count 2042 da data. */ 2043 case ETIR__C_STO_IMMR: 2044 { 2045 int size; 2046 2047 if (ptr + 4 > maxptr) 2048 goto corrupt_etir; 2049 size = bfd_getl32 (ptr); 2050 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2051 return FALSE; 2052 if (rel1 != RELC_NONE) 2053 goto bad_context; 2054 while (op1-- > 0) 2055 image_write (abfd, ptr + 4, size); 2056 } 2057 break; 2058 2059 /* Store global: write symbol value 2060 arg: cs global symbol name. */ 2061 case ETIR__C_STO_GBL: 2062 _bfd_vms_get_value (abfd, ptr, maxptr, info, &op1, &h); 2063 if (h && h->sym) 2064 { 2065 if (h->sym->typ == EGSD__C_SYMG) 2066 { 2067 alpha_vms_add_fixup_qr 2068 (info, abfd, h->sym->owner, h->sym->symbol_vector); 2069 op1 = 0; 2070 } 2071 else 2072 { 2073 op1 = alpha_vms_get_sym_value (h->sym->section, 2074 h->sym->value); 2075 alpha_vms_add_qw_reloc (info); 2076 } 2077 } 2078 image_write_q (abfd, op1); 2079 break; 2080 2081 /* Store code address: write address of entry point 2082 arg: cs global symbol name (procedure). */ 2083 case ETIR__C_STO_CA: 2084 _bfd_vms_get_value (abfd, ptr, maxptr, info, &op1, &h); 2085 if (h && h->sym) 2086 { 2087 if (h->sym->flags & EGSY__V_NORM) 2088 { 2089 /* That's really a procedure. */ 2090 if (h->sym->typ == EGSD__C_SYMG) 2091 { 2092 alpha_vms_add_fixup_ca (info, abfd, h->sym->owner); 2093 op1 = h->sym->symbol_vector; 2094 } 2095 else 2096 { 2097 op1 = alpha_vms_get_sym_value (h->sym->code_section, 2098 h->sym->code_value); 2099 alpha_vms_add_qw_reloc (info); 2100 } 2101 } 2102 else 2103 { 2104 /* Symbol is not a procedure. */ 2105 abort (); 2106 } 2107 } 2108 image_write_q (abfd, op1); 2109 break; 2110 2111 /* Store offset to psect: pop stack, add low 32 bits to base of psect 2112 arg: none. */ 2113 case ETIR__C_STO_OFF: 2114 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2115 return FALSE; 2116 2117 if (!(rel1 & RELC_SEC_BASE)) 2118 abort (); 2119 2120 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2121 rel1 = RELC_REL; 2122 image_write_q (abfd, op1); 2123 break; 2124 2125 /* Store immediate 2126 arg: lw count of bytes 2127 da data. */ 2128 case ETIR__C_STO_IMM: 2129 { 2130 unsigned int size; 2131 2132 if (ptr + 4 > maxptr) 2133 goto corrupt_etir; 2134 size = bfd_getl32 (ptr); 2135 image_write (abfd, ptr + 4, size); 2136 } 2137 break; 2138 2139 /* This code is 'reserved to digital' according to the openVMS 2140 linker manual, however it is generated by the DEC C compiler 2141 and defined in the include file. 2142 FIXME, since the following is just a guess 2143 store global longword: store 32bit value of symbol 2144 arg: cs symbol name. */ 2145 case ETIR__C_STO_GBL_LW: 2146 _bfd_vms_get_value (abfd, ptr, maxptr, info, &op1, &h); 2147#if 0 2148 abort (); 2149#endif 2150 image_write_l (abfd, op1); 2151 break; 2152 2153 case ETIR__C_STO_RB: 2154 case ETIR__C_STO_AB: 2155 case ETIR__C_STO_LP_PSB: 2156 _bfd_error_handler (_("%s: not supported"), 2157 _bfd_vms_etir_name (cmd)); 2158 return FALSE; 2159 break; 2160 case ETIR__C_STO_HINT_GBL: 2161 case ETIR__C_STO_HINT_PS: 2162 _bfd_error_handler (_("%s: not implemented"), 2163 _bfd_vms_etir_name (cmd)); 2164 return FALSE; 2165 break; 2166 2167 /* 200 Store-conditional Linkage Pair 2168 arg: none. */ 2169 case ETIR__C_STC_LP: 2170 2171 /* 202 Store-conditional Address at global address 2172 lw linkage index 2173 cs global name. */ 2174 2175 case ETIR__C_STC_GBL: 2176 2177 /* 203 Store-conditional Code Address at global address 2178 lw linkage index 2179 cs procedure name. */ 2180 case ETIR__C_STC_GCA: 2181 2182 /* 204 Store-conditional Address at psect + offset 2183 lw linkage index 2184 lw psect index 2185 qw offset. */ 2186 case ETIR__C_STC_PS: 2187 _bfd_error_handler (_("%s: not supported"), 2188 _bfd_vms_etir_name (cmd)); 2189 return FALSE; 2190 break; 2191 2192 /* 201 Store-conditional Linkage Pair with Procedure Signature 2193 lw linkage index 2194 cs procedure name 2195 by signature length 2196 da signature. */ 2197 2198 case ETIR__C_STC_LP_PSB: 2199 _bfd_vms_get_value (abfd, ptr + 4, maxptr, info, &op1, &h); 2200 if (h && h->sym) 2201 { 2202 if (h->sym->typ == EGSD__C_SYMG) 2203 { 2204 alpha_vms_add_fixup_lp (info, abfd, h->sym->owner); 2205 op1 = h->sym->symbol_vector; 2206 op2 = 0; 2207 } 2208 else 2209 { 2210 op1 = alpha_vms_get_sym_value (h->sym->code_section, 2211 h->sym->code_value); 2212 op2 = alpha_vms_get_sym_value (h->sym->section, 2213 h->sym->value); 2214 } 2215 } 2216 else 2217 { 2218 /* Undefined symbol. */ 2219 op1 = 0; 2220 op2 = 0; 2221 } 2222 image_write_q (abfd, op1); 2223 image_write_q (abfd, op2); 2224 break; 2225 2226 /* 205 Store-conditional NOP at address of global 2227 arg: none. */ 2228 case ETIR__C_STC_NOP_GBL: 2229 /* ALPHA_R_NOP */ 2230 2231 /* 207 Store-conditional BSR at global address 2232 arg: none. */ 2233 2234 case ETIR__C_STC_BSR_GBL: 2235 /* ALPHA_R_BSR */ 2236 2237 /* 209 Store-conditional LDA at global address 2238 arg: none. */ 2239 2240 case ETIR__C_STC_LDA_GBL: 2241 /* ALPHA_R_LDA */ 2242 2243 /* 211 Store-conditional BSR or Hint at global address 2244 arg: none. */ 2245 2246 case ETIR__C_STC_BOH_GBL: 2247 /* Currentl ignored. */ 2248 break; 2249 2250 /* 213 Store-conditional NOP,BSR or HINT at global address 2251 arg: none. */ 2252 2253 case ETIR__C_STC_NBH_GBL: 2254 2255 /* 206 Store-conditional NOP at pect + offset 2256 arg: none. */ 2257 2258 case ETIR__C_STC_NOP_PS: 2259 2260 /* 208 Store-conditional BSR at pect + offset 2261 arg: none. */ 2262 2263 case ETIR__C_STC_BSR_PS: 2264 2265 /* 210 Store-conditional LDA at psect + offset 2266 arg: none. */ 2267 2268 case ETIR__C_STC_LDA_PS: 2269 2270 /* 212 Store-conditional BSR or Hint at pect + offset 2271 arg: none. */ 2272 2273 case ETIR__C_STC_BOH_PS: 2274 2275 /* 214 Store-conditional NOP, BSR or HINT at psect + offset 2276 arg: none. */ 2277 case ETIR__C_STC_NBH_PS: 2278 _bfd_error_handler (_("%s: not supported"), 2279 _bfd_vms_etir_name (cmd)); 2280 return FALSE; 2281 break; 2282 2283 /* Det relocation base: pop stack, set image location counter 2284 arg: none. */ 2285 case ETIR__C_CTL_SETRB: 2286 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2287 return FALSE; 2288 if (!(rel1 & RELC_SEC_BASE)) 2289 abort (); 2290 image_set_ptr (abfd, op1, rel1 & RELC_MASK, info); 2291 break; 2292 2293 /* Augment relocation base: increment image location counter by offset 2294 arg: lw offset value. */ 2295 case ETIR__C_CTL_AUGRB: 2296 if (ptr + 4 > maxptr) 2297 goto corrupt_etir; 2298 op1 = bfd_getl32 (ptr); 2299 image_inc_ptr (abfd, op1); 2300 break; 2301 2302 /* Define location: pop index, save location counter under index 2303 arg: none. */ 2304 case ETIR__C_CTL_DFLOC: 2305 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2306 return FALSE; 2307 if (rel1 != RELC_NONE) 2308 goto bad_context; 2309 dst_define_location (abfd, op1); 2310 break; 2311 2312 /* Set location: pop index, restore location counter from index 2313 arg: none. */ 2314 case ETIR__C_CTL_STLOC: 2315 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2316 return FALSE; 2317 if (rel1 != RELC_NONE) 2318 goto bad_context; 2319 dst_restore_location (abfd, op1); 2320 break; 2321 2322 /* Stack defined location: pop index, push location counter from index 2323 arg: none. */ 2324 case ETIR__C_CTL_STKDL: 2325 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2326 return FALSE; 2327 if (rel1 != RELC_NONE) 2328 goto bad_context; 2329 if (!_bfd_vms_push (abfd, dst_retrieve_location (abfd, op1), 2330 RELC_NONE)) 2331 return FALSE; 2332 break; 2333 2334 case ETIR__C_OPR_NOP: /* No-op. */ 2335 break; 2336 2337 case ETIR__C_OPR_ADD: /* Add. */ 2338 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2339 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2340 return FALSE; 2341 if (rel1 == RELC_NONE && rel2 != RELC_NONE) 2342 rel1 = rel2; 2343 else if (rel1 != RELC_NONE && rel2 != RELC_NONE) 2344 goto bad_context; 2345 if (!_bfd_vms_push (abfd, op1 + op2, rel1)) 2346 return FALSE; 2347 break; 2348 2349 case ETIR__C_OPR_SUB: /* Subtract. */ 2350 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2351 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2352 return FALSE; 2353 if (rel1 == RELC_NONE && rel2 != RELC_NONE) 2354 rel1 = rel2; 2355 else if ((rel1 & RELC_SEC_BASE) && (rel2 & RELC_SEC_BASE)) 2356 { 2357 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2358 op2 = alpha_vms_fix_sec_rel (abfd, info, rel2, op2); 2359 rel1 = RELC_NONE; 2360 } 2361 else if (rel1 != RELC_NONE && rel2 != RELC_NONE) 2362 goto bad_context; 2363 if (!_bfd_vms_push (abfd, op2 - op1, rel1)) 2364 return FALSE; 2365 break; 2366 2367 case ETIR__C_OPR_MUL: /* Multiply. */ 2368 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2369 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2370 return FALSE; 2371 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2372 goto bad_context; 2373 if (!_bfd_vms_push (abfd, op1 * op2, RELC_NONE)) 2374 return FALSE; 2375 break; 2376 2377 case ETIR__C_OPR_DIV: /* Divide. */ 2378 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2379 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2380 return FALSE; 2381 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2382 goto bad_context; 2383 if (op2 == 0) 2384 { 2385 if (!_bfd_vms_push (abfd, 0, RELC_NONE)) 2386 return FALSE; 2387 } 2388 else 2389 { 2390 if (!_bfd_vms_push (abfd, op2 / op1, RELC_NONE)) 2391 return FALSE; 2392 } 2393 break; 2394 2395 case ETIR__C_OPR_AND: /* Logical AND. */ 2396 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2397 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2398 return FALSE; 2399 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2400 goto bad_context; 2401 if (!_bfd_vms_push (abfd, op1 & op2, RELC_NONE)) 2402 return FALSE; 2403 break; 2404 2405 case ETIR__C_OPR_IOR: /* Logical inclusive OR. */ 2406 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2407 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2408 return FALSE; 2409 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2410 goto bad_context; 2411 if (!_bfd_vms_push (abfd, op1 | op2, RELC_NONE)) 2412 return FALSE; 2413 break; 2414 2415 case ETIR__C_OPR_EOR: /* Logical exclusive OR. */ 2416 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2417 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2418 return FALSE; 2419 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2420 goto bad_context; 2421 if (!_bfd_vms_push (abfd, op1 ^ op2, RELC_NONE)) 2422 return FALSE; 2423 break; 2424 2425 case ETIR__C_OPR_NEG: /* Negate. */ 2426 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2427 return FALSE; 2428 if (rel1 != RELC_NONE) 2429 goto bad_context; 2430 if (!_bfd_vms_push (abfd, -op1, RELC_NONE)) 2431 return FALSE; 2432 break; 2433 2434 case ETIR__C_OPR_COM: /* Complement. */ 2435 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2436 return FALSE; 2437 if (rel1 != RELC_NONE) 2438 goto bad_context; 2439 if (!_bfd_vms_push (abfd, ~op1, RELC_NONE)) 2440 return FALSE; 2441 break; 2442 2443 case ETIR__C_OPR_ASH: /* Arithmetic shift. */ 2444 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2445 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2446 return FALSE; 2447 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2448 { 2449 bad_context: 2450 _bfd_error_handler (_("invalid use of %s with contexts"), 2451 _bfd_vms_etir_name (cmd)); 2452 return FALSE; 2453 } 2454 if ((int)op2 < 0) /* Shift right. */ 2455 op1 >>= -(int)op2; 2456 else /* Shift left. */ 2457 op1 <<= (int)op2; 2458 if (!_bfd_vms_push (abfd, op1, RELC_NONE)) /* FIXME: sym. */ 2459 return FALSE; 2460 break; 2461 2462 case ETIR__C_OPR_INSV: /* Insert field. */ 2463 case ETIR__C_OPR_USH: /* Unsigned shift. */ 2464 case ETIR__C_OPR_ROT: /* Rotate. */ 2465 case ETIR__C_OPR_REDEF: /* Redefine symbol to current location. */ 2466 case ETIR__C_OPR_DFLIT: /* Define a literal. */ 2467 _bfd_error_handler (_("%s: not supported"), 2468 _bfd_vms_etir_name (cmd)); 2469 return FALSE; 2470 break; 2471 2472 case ETIR__C_OPR_SEL: /* Select. */ 2473 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2474 return FALSE; 2475 if (op1 & 0x01L) 2476 { 2477 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2478 return FALSE; 2479 } 2480 else 2481 { 2482 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2483 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2484 return FALSE; 2485 if (!_bfd_vms_push (abfd, op1, rel1)) 2486 return FALSE; 2487 } 2488 break; 2489 2490 default: 2491 _bfd_error_handler (_("reserved cmd %d"), cmd); 2492 return FALSE; 2493 break; 2494 } 2495 2496 ptr += cmd_length - 4; 2497 } 2498 2499 return TRUE; 2500} 2501 2502/* Process EDBG/ETBT record. 2503 Return TRUE on success, FALSE on error */ 2504 2505static bfd_boolean 2506vms_slurp_debug (bfd *abfd) 2507{ 2508 asection *section = PRIV (dst_section); 2509 2510 if (section == NULL) 2511 { 2512 /* We have no way to find out beforehand how much debug info there 2513 is in an object file, so pick an initial amount and grow it as 2514 needed later. */ 2515 flagword flags = SEC_HAS_CONTENTS | SEC_DEBUGGING | SEC_RELOC 2516 | SEC_IN_MEMORY; 2517 2518 section = bfd_make_section (abfd, "$DST$"); 2519 if (!section) 2520 return FALSE; 2521 if (!bfd_set_section_flags (section, flags)) 2522 return FALSE; 2523 PRIV (dst_section) = section; 2524 } 2525 2526 PRIV (image_section) = section; 2527 PRIV (image_offset) = section->size; 2528 2529 if (!_bfd_vms_slurp_etir (abfd, NULL)) 2530 return FALSE; 2531 2532 section->size = PRIV (image_offset); 2533 return TRUE; 2534} 2535 2536/* Process EDBG record. 2537 Return TRUE on success, FALSE on error. */ 2538 2539static bfd_boolean 2540_bfd_vms_slurp_edbg (bfd *abfd) 2541{ 2542 vms_debug2 ((2, "EDBG\n")); 2543 2544 abfd->flags |= HAS_DEBUG | HAS_LINENO; 2545 2546 return vms_slurp_debug (abfd); 2547} 2548 2549/* Process ETBT record. 2550 Return TRUE on success, FALSE on error. */ 2551 2552static bfd_boolean 2553_bfd_vms_slurp_etbt (bfd *abfd) 2554{ 2555 vms_debug2 ((2, "ETBT\n")); 2556 2557 abfd->flags |= HAS_LINENO; 2558 2559 return vms_slurp_debug (abfd); 2560} 2561 2562/* Process EEOM record. 2563 Return TRUE on success, FALSE on error. */ 2564 2565static bfd_boolean 2566_bfd_vms_slurp_eeom (bfd *abfd) 2567{ 2568 struct vms_eeom *eeom = (struct vms_eeom *) PRIV (recrd.rec); 2569 2570 vms_debug2 ((2, "EEOM\n")); 2571 2572 /* PR 21813: Check for an undersized record. */ 2573 if (PRIV (recrd.buf_size) < sizeof (* eeom)) 2574 { 2575 _bfd_error_handler (_("corrupt EEOM record - size is too small")); 2576 bfd_set_error (bfd_error_bad_value); 2577 return FALSE; 2578 } 2579 2580 PRIV (eom_data).eom_l_total_lps = bfd_getl32 (eeom->total_lps); 2581 PRIV (eom_data).eom_w_comcod = bfd_getl16 (eeom->comcod); 2582 if (PRIV (eom_data).eom_w_comcod > 1) 2583 { 2584 _bfd_error_handler (_("object module not error-free !")); 2585 bfd_set_error (bfd_error_bad_value); 2586 return FALSE; 2587 } 2588 2589 PRIV (eom_data).eom_has_transfer = FALSE; 2590 if (PRIV (recrd.rec_size) > 10) 2591 { 2592 PRIV (eom_data).eom_has_transfer = TRUE; 2593 PRIV (eom_data).eom_b_tfrflg = eeom->tfrflg; 2594 PRIV (eom_data).eom_l_psindx = bfd_getl32 (eeom->psindx); 2595 PRIV (eom_data).eom_l_tfradr = bfd_getl32 (eeom->tfradr); 2596 2597 abfd->start_address = PRIV (eom_data).eom_l_tfradr; 2598 } 2599 return TRUE; 2600} 2601 2602/* Slurp an ordered set of VMS object records. Return FALSE on error. */ 2603 2604static bfd_boolean 2605_bfd_vms_slurp_object_records (bfd * abfd) 2606{ 2607 bfd_boolean err; 2608 int type; 2609 2610 do 2611 { 2612 vms_debug2 ((7, "reading at %08lx\n", (unsigned long)bfd_tell (abfd))); 2613 2614 type = _bfd_vms_get_object_record (abfd); 2615 if (type < 0) 2616 { 2617 vms_debug2 ((2, "next_record failed\n")); 2618 return FALSE; 2619 } 2620 2621 switch (type) 2622 { 2623 case EOBJ__C_EMH: 2624 err = _bfd_vms_slurp_ehdr (abfd); 2625 break; 2626 case EOBJ__C_EEOM: 2627 err = _bfd_vms_slurp_eeom (abfd); 2628 break; 2629 case EOBJ__C_EGSD: 2630 err = _bfd_vms_slurp_egsd (abfd); 2631 break; 2632 case EOBJ__C_ETIR: 2633 err = TRUE; /* _bfd_vms_slurp_etir (abfd); */ 2634 break; 2635 case EOBJ__C_EDBG: 2636 err = _bfd_vms_slurp_edbg (abfd); 2637 break; 2638 case EOBJ__C_ETBT: 2639 err = _bfd_vms_slurp_etbt (abfd); 2640 break; 2641 default: 2642 err = FALSE; 2643 } 2644 if (!err) 2645 { 2646 vms_debug2 ((2, "slurp type %d failed\n", type)); 2647 return FALSE; 2648 } 2649 } 2650 while (type != EOBJ__C_EEOM); 2651 2652 return TRUE; 2653} 2654 2655/* Initialize private data */ 2656static bfd_boolean 2657vms_initialize (bfd * abfd) 2658{ 2659 bfd_size_type amt; 2660 2661 amt = sizeof (struct vms_private_data_struct); 2662 abfd->tdata.any = bfd_zalloc (abfd, amt); 2663 if (abfd->tdata.any == NULL) 2664 return FALSE; 2665 2666 PRIV (recrd.file_format) = FF_UNKNOWN; 2667 2668 amt = sizeof (struct stack_struct) * STACKSIZE; 2669 PRIV (stack) = bfd_alloc (abfd, amt); 2670 if (PRIV (stack) == NULL) 2671 goto error_ret1; 2672 2673 return TRUE; 2674 2675 error_ret1: 2676 bfd_release (abfd, abfd->tdata.any); 2677 abfd->tdata.any = NULL; 2678 return FALSE; 2679} 2680 2681/* Free malloc'd memory. */ 2682 2683static void 2684alpha_vms_free_private (bfd *abfd) 2685{ 2686 struct module *module; 2687 2688 free (PRIV (recrd.buf)); 2689 free (PRIV (sections)); 2690 free (PRIV (syms)); 2691 free (PRIV (dst_ptr_offsets)); 2692 2693 for (module = PRIV (modules); module; module = module->next) 2694 free (module->file_table); 2695} 2696 2697/* Check the format for a file being read. 2698 Return a (bfd_target *) if it's an object file or zero if not. */ 2699 2700static const struct bfd_target * 2701alpha_vms_object_p (bfd *abfd) 2702{ 2703 void *tdata_save = abfd->tdata.any; 2704 unsigned int test_len; 2705 unsigned char *buf; 2706 2707 vms_debug2 ((1, "vms_object_p(%p)\n", abfd)); 2708 2709 /* Allocate alpha-vms specific data. */ 2710 if (!vms_initialize (abfd)) 2711 { 2712 abfd->tdata.any = tdata_save; 2713 return NULL; 2714 } 2715 2716 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET)) 2717 goto err_wrong_format; 2718 2719 /* The first challenge with VMS is to discover the kind of the file. 2720 2721 Image files (executable or shared images) are stored as a raw 2722 stream of bytes (like on UNIX), but there is no magic number. 2723 2724 Object files are written with RMS (record management service), ie 2725 each records are preceeded by its length (on a word - 2 bytes), and 2726 padded for word-alignment. That would be simple but when files 2727 are transfered to a UNIX filesystem (using ftp), records are lost. 2728 Only the raw content of the records are transfered. Fortunately, 2729 the Alpha Object file format also store the length of the record 2730 in the records. Is that clear ? */ 2731 2732 /* Minimum is 6 bytes for objects (2 bytes size, 2 bytes record id, 2733 2 bytes size repeated) and 12 bytes for images (4 bytes major id, 2734 4 bytes minor id, 4 bytes length). */ 2735 test_len = 12; 2736 2737 /* Size the main buffer. */ 2738 buf = (unsigned char *) bfd_malloc (test_len); 2739 if (buf == NULL) 2740 goto error_ret; 2741 PRIV (recrd.buf) = buf; 2742 PRIV (recrd.buf_size) = test_len; 2743 2744 /* Initialize the record pointer. */ 2745 PRIV (recrd.rec) = buf; 2746 2747 if (bfd_bread (buf, test_len, abfd) != test_len) 2748 goto err_wrong_format; 2749 2750 /* Is it an image? */ 2751 if ((bfd_getl32 (buf) == EIHD__K_MAJORID) 2752 && (bfd_getl32 (buf + 4) == EIHD__K_MINORID)) 2753 { 2754 unsigned int to_read; 2755 unsigned int read_so_far; 2756 unsigned int remaining; 2757 unsigned int eisd_offset, eihs_offset; 2758 2759 /* Extract the header size. */ 2760 PRIV (recrd.rec_size) = bfd_getl32 (buf + EIHD__L_SIZE); 2761 2762 /* The header size is 0 for DSF files. */ 2763 if (PRIV (recrd.rec_size) == 0) 2764 PRIV (recrd.rec_size) = sizeof (struct vms_eihd); 2765 2766 if (PRIV (recrd.rec_size) > PRIV (recrd.buf_size)) 2767 { 2768 buf = bfd_realloc_or_free (buf, PRIV (recrd.rec_size)); 2769 2770 if (buf == NULL) 2771 { 2772 PRIV (recrd.buf) = NULL; 2773 goto error_ret; 2774 } 2775 PRIV (recrd.buf) = buf; 2776 PRIV (recrd.buf_size) = PRIV (recrd.rec_size); 2777 } 2778 2779 /* PR 21813: Check for a truncated record. */ 2780 if (PRIV (recrd.rec_size < test_len)) 2781 goto error_ret; 2782 /* Read the remaining record. */ 2783 remaining = PRIV (recrd.rec_size) - test_len; 2784 to_read = MIN (VMS_BLOCK_SIZE - test_len, remaining); 2785 read_so_far = test_len; 2786 2787 while (remaining > 0) 2788 { 2789 if (bfd_bread (buf + read_so_far, to_read, abfd) != to_read) 2790 goto err_wrong_format; 2791 2792 read_so_far += to_read; 2793 remaining -= to_read; 2794 2795 to_read = MIN (VMS_BLOCK_SIZE, remaining); 2796 } 2797 2798 /* Reset the record pointer. */ 2799 PRIV (recrd.rec) = buf; 2800 2801 /* PR 17512: file: 7d7c57c2. */ 2802 if (PRIV (recrd.rec_size) < sizeof (struct vms_eihd)) 2803 goto error_ret; 2804 vms_debug2 ((2, "file type is image\n")); 2805 2806 if (!_bfd_vms_slurp_eihd (abfd, &eisd_offset, &eihs_offset)) 2807 goto err_wrong_format; 2808 2809 if (!_bfd_vms_slurp_eisd (abfd, eisd_offset)) 2810 goto err_wrong_format; 2811 2812 /* EIHS is optional. */ 2813 if (eihs_offset != 0 && !_bfd_vms_slurp_eihs (abfd, eihs_offset)) 2814 goto err_wrong_format; 2815 } 2816 else 2817 { 2818 int type; 2819 2820 /* Assume it's a module and adjust record pointer if necessary. */ 2821 maybe_adjust_record_pointer_for_object (abfd); 2822 2823 /* But is it really a module? */ 2824 if (bfd_getl16 (PRIV (recrd.rec)) <= EOBJ__C_MAXRECTYP 2825 && bfd_getl16 (PRIV (recrd.rec) + 2) <= EOBJ__C_MAXRECSIZ) 2826 { 2827 if (vms_get_remaining_object_record (abfd, test_len) <= 0) 2828 goto err_wrong_format; 2829 2830 vms_debug2 ((2, "file type is module\n")); 2831 2832 type = bfd_getl16 (PRIV (recrd.rec)); 2833 if (type != EOBJ__C_EMH || !_bfd_vms_slurp_ehdr (abfd)) 2834 goto err_wrong_format; 2835 2836 if (!_bfd_vms_slurp_object_records (abfd)) 2837 goto err_wrong_format; 2838 } 2839 else 2840 goto err_wrong_format; 2841 } 2842 2843 /* Set arch_info to alpha. */ 2844 2845 if (! bfd_default_set_arch_mach (abfd, bfd_arch_alpha, 0)) 2846 goto err_wrong_format; 2847 2848 return abfd->xvec; 2849 2850 err_wrong_format: 2851 bfd_set_error (bfd_error_wrong_format); 2852 2853 error_ret: 2854 alpha_vms_free_private (abfd); 2855 if (abfd->tdata.any != tdata_save && abfd->tdata.any != NULL) 2856 bfd_release (abfd, abfd->tdata.any); 2857 abfd->tdata.any = tdata_save; 2858 return NULL; 2859} 2860 2861/* Image write. */ 2862 2863/* Write an EMH/MHD record. */ 2864 2865static void 2866_bfd_vms_write_emh (bfd *abfd) 2867{ 2868 struct vms_rec_wr *recwr = &PRIV (recwr); 2869 2870 _bfd_vms_output_alignment (recwr, 2); 2871 2872 /* EMH. */ 2873 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2874 _bfd_vms_output_short (recwr, EMH__C_MHD); 2875 _bfd_vms_output_short (recwr, EOBJ__C_STRLVL); 2876 _bfd_vms_output_long (recwr, 0); 2877 _bfd_vms_output_long (recwr, 0); 2878 _bfd_vms_output_long (recwr, MAX_OUTREC_SIZE); 2879 2880 /* Create module name from filename. */ 2881 if (bfd_get_filename (abfd) != 0) 2882 { 2883 char *module = vms_get_module_name (bfd_get_filename (abfd), TRUE); 2884 _bfd_vms_output_counted (recwr, module); 2885 free (module); 2886 } 2887 else 2888 _bfd_vms_output_counted (recwr, "NONAME"); 2889 2890 _bfd_vms_output_counted (recwr, BFD_VERSION_STRING); 2891 _bfd_vms_output_dump (recwr, get_vms_time_string (), EMH_DATE_LENGTH); 2892 _bfd_vms_output_fill (recwr, 0, EMH_DATE_LENGTH); 2893 _bfd_vms_output_end (abfd, recwr); 2894} 2895 2896/* Write an EMH/LMN record. */ 2897 2898static void 2899_bfd_vms_write_lmn (bfd *abfd, const char *name) 2900{ 2901 char version [64]; 2902 struct vms_rec_wr *recwr = &PRIV (recwr); 2903 unsigned int ver = BFD_VERSION / 10000; 2904 2905 /* LMN. */ 2906 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2907 _bfd_vms_output_short (recwr, EMH__C_LNM); 2908 snprintf (version, sizeof (version), "%s %d.%d.%d", name, 2909 ver / 10000, (ver / 100) % 100, ver % 100); 2910 _bfd_vms_output_dump (recwr, (unsigned char *)version, strlen (version)); 2911 _bfd_vms_output_end (abfd, recwr); 2912} 2913 2914 2915/* Write eom record for bfd abfd. Return FALSE on error. */ 2916 2917static bfd_boolean 2918_bfd_vms_write_eeom (bfd *abfd) 2919{ 2920 struct vms_rec_wr *recwr = &PRIV (recwr); 2921 2922 vms_debug2 ((2, "vms_write_eeom\n")); 2923 2924 _bfd_vms_output_alignment (recwr, 2); 2925 2926 _bfd_vms_output_begin (recwr, EOBJ__C_EEOM); 2927 _bfd_vms_output_long (recwr, PRIV (vms_linkage_index + 1) >> 1); 2928 _bfd_vms_output_byte (recwr, 0); /* Completion code. */ 2929 _bfd_vms_output_byte (recwr, 0); /* Fill byte. */ 2930 2931 if ((abfd->flags & EXEC_P) == 0 2932 && bfd_get_start_address (abfd) != (bfd_vma)-1) 2933 { 2934 asection *section; 2935 2936 section = bfd_get_section_by_name (abfd, ".link"); 2937 if (section == 0) 2938 { 2939 bfd_set_error (bfd_error_nonrepresentable_section); 2940 return FALSE; 2941 } 2942 _bfd_vms_output_short (recwr, 0); 2943 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 2944 _bfd_vms_output_long (recwr, 2945 (unsigned long) bfd_get_start_address (abfd)); 2946 _bfd_vms_output_long (recwr, 0); 2947 } 2948 2949 _bfd_vms_output_end (abfd, recwr); 2950 return TRUE; 2951} 2952 2953static void 2954vector_grow1 (struct vector_type *vec, size_t elsz) 2955{ 2956 if (vec->nbr_el + 1 < vec->max_el) 2957 return; 2958 2959 if (vec->max_el == 0) 2960 { 2961 vec->max_el = 16; 2962 vec->els = bfd_malloc2 (vec->max_el, elsz); 2963 } 2964 else 2965 { 2966 vec->max_el *= 2; 2967 vec->els = bfd_realloc2 (vec->els, vec->max_el, elsz); 2968 } 2969} 2970 2971/* Bump ABFD file position to next block. */ 2972 2973static void 2974alpha_vms_file_position_block (bfd *abfd) 2975{ 2976 /* Next block. */ 2977 PRIV (file_pos) += VMS_BLOCK_SIZE - 1; 2978 PRIV (file_pos) -= (PRIV (file_pos) % VMS_BLOCK_SIZE); 2979} 2980 2981/* Convert from internal structure SRC to external structure DST. */ 2982 2983static void 2984alpha_vms_swap_eisd_out (struct vms_internal_eisd_map *src, 2985 struct vms_eisd *dst) 2986{ 2987 bfd_putl32 (src->u.eisd.majorid, dst->majorid); 2988 bfd_putl32 (src->u.eisd.minorid, dst->minorid); 2989 bfd_putl32 (src->u.eisd.eisdsize, dst->eisdsize); 2990 if (src->u.eisd.eisdsize <= EISD__K_LENEND) 2991 return; 2992 bfd_putl32 (src->u.eisd.secsize, dst->secsize); 2993 bfd_putl64 (src->u.eisd.virt_addr, dst->virt_addr); 2994 bfd_putl32 (src->u.eisd.flags, dst->flags); 2995 bfd_putl32 (src->u.eisd.vbn, dst->vbn); 2996 dst->pfc = src->u.eisd.pfc; 2997 dst->matchctl = src->u.eisd.matchctl; 2998 dst->type = src->u.eisd.type; 2999 dst->fill_1 = 0; 3000 if (src->u.eisd.flags & EISD__M_GBL) 3001 { 3002 bfd_putl32 (src->u.gbl_eisd.ident, dst->ident); 3003 memcpy (dst->gblnam, src->u.gbl_eisd.gblnam, 3004 src->u.gbl_eisd.gblnam[0] + 1); 3005 } 3006} 3007 3008/* Append EISD to the list of extra eisd for ABFD. */ 3009 3010static void 3011alpha_vms_append_extra_eisd (bfd *abfd, struct vms_internal_eisd_map *eisd) 3012{ 3013 eisd->next = NULL; 3014 if (PRIV (gbl_eisd_head) == NULL) 3015 PRIV (gbl_eisd_head) = eisd; 3016 else 3017 PRIV (gbl_eisd_tail)->next = eisd; 3018 PRIV (gbl_eisd_tail) = eisd; 3019} 3020 3021/* Create an EISD for shared image SHRIMG. 3022 Return FALSE in case of error. */ 3023 3024static bfd_boolean 3025alpha_vms_create_eisd_for_shared (bfd *abfd, bfd *shrimg) 3026{ 3027 struct vms_internal_eisd_map *eisd; 3028 int namlen; 3029 3030 namlen = strlen (PRIV2 (shrimg, hdr_data.hdr_t_name)); 3031 if (namlen + 5 > EISD__K_GBLNAMLEN) 3032 { 3033 /* Won't fit. */ 3034 return FALSE; 3035 } 3036 3037 eisd = bfd_alloc (abfd, sizeof (*eisd)); 3038 if (eisd == NULL) 3039 return FALSE; 3040 3041 /* Fill the fields. */ 3042 eisd->u.gbl_eisd.common.majorid = EISD__K_MAJORID; 3043 eisd->u.gbl_eisd.common.minorid = EISD__K_MINORID; 3044 eisd->u.gbl_eisd.common.eisdsize = (EISD__K_LEN + 4 + namlen + 5 + 3) & ~3; 3045 eisd->u.gbl_eisd.common.secsize = VMS_BLOCK_SIZE; /* Must not be 0. */ 3046 eisd->u.gbl_eisd.common.virt_addr = 0; 3047 eisd->u.gbl_eisd.common.flags = EISD__M_GBL; 3048 eisd->u.gbl_eisd.common.vbn = 0; 3049 eisd->u.gbl_eisd.common.pfc = 0; 3050 eisd->u.gbl_eisd.common.matchctl = PRIV2 (shrimg, matchctl); 3051 eisd->u.gbl_eisd.common.type = EISD__K_SHRPIC; 3052 3053 eisd->u.gbl_eisd.ident = PRIV2 (shrimg, ident); 3054 eisd->u.gbl_eisd.gblnam[0] = namlen + 4; 3055 memcpy (eisd->u.gbl_eisd.gblnam + 1, PRIV2 (shrimg, hdr_data.hdr_t_name), 3056 namlen); 3057 memcpy (eisd->u.gbl_eisd.gblnam + 1 + namlen, "_001", 4); 3058 3059 /* Append it to the list. */ 3060 alpha_vms_append_extra_eisd (abfd, eisd); 3061 3062 return TRUE; 3063} 3064 3065/* Create an EISD for section SEC. 3066 Return FALSE in case of failure. */ 3067 3068static bfd_boolean 3069alpha_vms_create_eisd_for_section (bfd *abfd, asection *sec) 3070{ 3071 struct vms_internal_eisd_map *eisd; 3072 3073 /* Only for allocating section. */ 3074 if (!(sec->flags & SEC_ALLOC)) 3075 return TRUE; 3076 3077 BFD_ASSERT (vms_section_data (sec)->eisd == NULL); 3078 eisd = bfd_alloc (abfd, sizeof (*eisd)); 3079 if (eisd == NULL) 3080 return FALSE; 3081 vms_section_data (sec)->eisd = eisd; 3082 3083 /* Fill the fields. */ 3084 eisd->u.eisd.majorid = EISD__K_MAJORID; 3085 eisd->u.eisd.minorid = EISD__K_MINORID; 3086 eisd->u.eisd.eisdsize = EISD__K_LEN; 3087 eisd->u.eisd.secsize = 3088 (sec->size + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1); 3089 eisd->u.eisd.virt_addr = sec->vma; 3090 eisd->u.eisd.flags = 0; 3091 eisd->u.eisd.vbn = 0; /* To be later defined. */ 3092 eisd->u.eisd.pfc = 0; /* Default. */ 3093 eisd->u.eisd.matchctl = EISD__K_MATALL; 3094 eisd->u.eisd.type = EISD__K_NORMAL; 3095 3096 if (sec->flags & SEC_CODE) 3097 eisd->u.eisd.flags |= EISD__M_EXE; 3098 if (!(sec->flags & SEC_READONLY)) 3099 eisd->u.eisd.flags |= EISD__M_WRT | EISD__M_CRF; 3100 3101 /* If relocations or fixup will be applied, make this isect writeable. */ 3102 if (sec->flags & SEC_RELOC) 3103 eisd->u.eisd.flags |= EISD__M_WRT | EISD__M_CRF; 3104 3105 if (!(sec->flags & SEC_HAS_CONTENTS)) 3106 { 3107 eisd->u.eisd.flags |= EISD__M_DZRO; 3108 eisd->u.eisd.flags &= ~EISD__M_CRF; 3109 } 3110 if (sec->flags & SEC_LINKER_CREATED) 3111 { 3112 if (strcmp (sec->name, "$FIXUP$") == 0) 3113 eisd->u.eisd.flags |= EISD__M_FIXUPVEC; 3114 } 3115 3116 /* Append it to the list. */ 3117 eisd->next = NULL; 3118 if (PRIV (eisd_head) == NULL) 3119 PRIV (eisd_head) = eisd; 3120 else 3121 PRIV (eisd_tail)->next = eisd; 3122 PRIV (eisd_tail) = eisd; 3123 3124 return TRUE; 3125} 3126 3127/* Layout executable ABFD and write it to the disk. 3128 Return FALSE in case of failure. */ 3129 3130static bfd_boolean 3131alpha_vms_write_exec (bfd *abfd) 3132{ 3133 struct vms_eihd eihd; 3134 struct vms_eiha *eiha; 3135 struct vms_eihi *eihi; 3136 struct vms_eihs *eihs = NULL; 3137 asection *sec; 3138 struct vms_internal_eisd_map *first_eisd; 3139 struct vms_internal_eisd_map *eisd; 3140 asection *dst; 3141 asection *dmt; 3142 file_ptr gst_filepos = 0; 3143 unsigned int lnkflags = 0; 3144 3145 /* Build the EIHD. */ 3146 PRIV (file_pos) = EIHD__C_LENGTH; 3147 3148 memset (&eihd, 0, sizeof (eihd)); 3149 memset (eihd.fill_2, 0xff, sizeof (eihd.fill_2)); 3150 3151 bfd_putl32 (EIHD__K_MAJORID, eihd.majorid); 3152 bfd_putl32 (EIHD__K_MINORID, eihd.minorid); 3153 3154 bfd_putl32 (sizeof (eihd), eihd.size); 3155 bfd_putl32 (0, eihd.isdoff); 3156 bfd_putl32 (0, eihd.activoff); 3157 bfd_putl32 (0, eihd.symdbgoff); 3158 bfd_putl32 (0, eihd.imgidoff); 3159 bfd_putl32 (0, eihd.patchoff); 3160 bfd_putl64 (0, eihd.iafva); 3161 bfd_putl32 (0, eihd.version_array_off); 3162 3163 bfd_putl32 (EIHD__K_EXE, eihd.imgtype); 3164 bfd_putl32 (0, eihd.subtype); 3165 3166 bfd_putl32 (0, eihd.imgiocnt); 3167 bfd_putl32 (-1, eihd.privreqs); 3168 bfd_putl32 (-1, eihd.privreqs + 4); 3169 3170 bfd_putl32 ((sizeof (eihd) + VMS_BLOCK_SIZE - 1) / VMS_BLOCK_SIZE, 3171 eihd.hdrblkcnt); 3172 bfd_putl32 (0, eihd.ident); 3173 bfd_putl32 (0, eihd.sysver); 3174 3175 eihd.matchctl = 0; 3176 bfd_putl32 (0, eihd.symvect_size); 3177 bfd_putl32 (16, eihd.virt_mem_block_size); 3178 bfd_putl32 (0, eihd.ext_fixup_off); 3179 bfd_putl32 (0, eihd.noopt_psect_off); 3180 bfd_putl32 (-1, eihd.alias); 3181 3182 /* Alloc EIHA. */ 3183 eiha = (struct vms_eiha *)((char *) &eihd + PRIV (file_pos)); 3184 bfd_putl32 (PRIV (file_pos), eihd.activoff); 3185 PRIV (file_pos) += sizeof (struct vms_eiha); 3186 3187 bfd_putl32 (sizeof (struct vms_eiha), eiha->size); 3188 bfd_putl32 (0, eiha->spare); 3189 bfd_putl64 (PRIV (transfer_address[0]), eiha->tfradr1); 3190 bfd_putl64 (PRIV (transfer_address[1]), eiha->tfradr2); 3191 bfd_putl64 (PRIV (transfer_address[2]), eiha->tfradr3); 3192 bfd_putl64 (PRIV (transfer_address[3]), eiha->tfradr4); 3193 bfd_putl64 (0, eiha->inishr); 3194 3195 /* Alloc EIHI. */ 3196 eihi = (struct vms_eihi *)((char *) &eihd + PRIV (file_pos)); 3197 bfd_putl32 (PRIV (file_pos), eihd.imgidoff); 3198 PRIV (file_pos) += sizeof (struct vms_eihi); 3199 3200 bfd_putl32 (EIHI__K_MAJORID, eihi->majorid); 3201 bfd_putl32 (EIHI__K_MINORID, eihi->minorid); 3202 { 3203 char *module; 3204 unsigned int len; 3205 3206 /* Set module name. */ 3207 module = vms_get_module_name (bfd_get_filename (abfd), TRUE); 3208 len = strlen (module); 3209 if (len > sizeof (eihi->imgnam) - 1) 3210 len = sizeof (eihi->imgnam) - 1; 3211 eihi->imgnam[0] = len; 3212 memcpy (eihi->imgnam + 1, module, len); 3213 free (module); 3214 } 3215 { 3216 unsigned int lo; 3217 unsigned int hi; 3218 3219 /* Set time. */ 3220 vms_get_time (&hi, &lo); 3221 bfd_putl32 (lo, eihi->linktime + 0); 3222 bfd_putl32 (hi, eihi->linktime + 4); 3223 } 3224 eihi->imgid[0] = 0; 3225 eihi->linkid[0] = 0; 3226 eihi->imgbid[0] = 0; 3227 3228 /* Alloc EIHS. */ 3229 dst = PRIV (dst_section); 3230 dmt = bfd_get_section_by_name (abfd, "$DMT$"); 3231 if (dst != NULL && dst->size != 0) 3232 { 3233 eihs = (struct vms_eihs *)((char *) &eihd + PRIV (file_pos)); 3234 bfd_putl32 (PRIV (file_pos), eihd.symdbgoff); 3235 PRIV (file_pos) += sizeof (struct vms_eihs); 3236 3237 bfd_putl32 (EIHS__K_MAJORID, eihs->majorid); 3238 bfd_putl32 (EIHS__K_MINORID, eihs->minorid); 3239 bfd_putl32 (0, eihs->dstvbn); 3240 bfd_putl32 (0, eihs->dstsize); 3241 bfd_putl32 (0, eihs->gstvbn); 3242 bfd_putl32 (0, eihs->gstsize); 3243 bfd_putl32 (0, eihs->dmtvbn); 3244 bfd_putl32 (0, eihs->dmtsize); 3245 } 3246 3247 /* One EISD per section. */ 3248 for (sec = abfd->sections; sec; sec = sec->next) 3249 { 3250 if (!alpha_vms_create_eisd_for_section (abfd, sec)) 3251 return FALSE; 3252 } 3253 3254 /* Merge section EIDS which extra ones. */ 3255 if (PRIV (eisd_tail)) 3256 PRIV (eisd_tail)->next = PRIV (gbl_eisd_head); 3257 else 3258 PRIV (eisd_head) = PRIV (gbl_eisd_head); 3259 if (PRIV (gbl_eisd_tail)) 3260 PRIV (eisd_tail) = PRIV (gbl_eisd_tail); 3261 3262 first_eisd = PRIV (eisd_head); 3263 3264 /* Add end of eisd. */ 3265 if (first_eisd) 3266 { 3267 eisd = bfd_zalloc (abfd, sizeof (*eisd)); 3268 if (eisd == NULL) 3269 return FALSE; 3270 eisd->u.eisd.majorid = 0; 3271 eisd->u.eisd.minorid = 0; 3272 eisd->u.eisd.eisdsize = 0; 3273 alpha_vms_append_extra_eisd (abfd, eisd); 3274 } 3275 3276 /* Place EISD in the file. */ 3277 for (eisd = first_eisd; eisd; eisd = eisd->next) 3278 { 3279 file_ptr room = VMS_BLOCK_SIZE - (PRIV (file_pos) % VMS_BLOCK_SIZE); 3280 3281 /* First block is a little bit special: there is a word at the end. */ 3282 if (PRIV (file_pos) < VMS_BLOCK_SIZE && room > 2) 3283 room -= 2; 3284 if (room < eisd->u.eisd.eisdsize + EISD__K_LENEND) 3285 alpha_vms_file_position_block (abfd); 3286 3287 eisd->file_pos = PRIV (file_pos); 3288 PRIV (file_pos) += eisd->u.eisd.eisdsize; 3289 3290 if (eisd->u.eisd.flags & EISD__M_FIXUPVEC) 3291 bfd_putl64 (eisd->u.eisd.virt_addr, eihd.iafva); 3292 } 3293 3294 if (first_eisd != NULL) 3295 { 3296 bfd_putl32 (first_eisd->file_pos, eihd.isdoff); 3297 /* Real size of end of eisd marker. */ 3298 PRIV (file_pos) += EISD__K_LENEND; 3299 } 3300 3301 bfd_putl32 (PRIV (file_pos), eihd.size); 3302 bfd_putl32 ((PRIV (file_pos) + VMS_BLOCK_SIZE - 1) / VMS_BLOCK_SIZE, 3303 eihd.hdrblkcnt); 3304 3305 /* Place sections. */ 3306 for (sec = abfd->sections; sec; sec = sec->next) 3307 { 3308 if (!(sec->flags & SEC_HAS_CONTENTS)) 3309 continue; 3310 3311 eisd = vms_section_data (sec)->eisd; 3312 3313 /* Align on a block. */ 3314 alpha_vms_file_position_block (abfd); 3315 sec->filepos = PRIV (file_pos); 3316 3317 if (eisd != NULL) 3318 eisd->u.eisd.vbn = (sec->filepos / VMS_BLOCK_SIZE) + 1; 3319 3320 PRIV (file_pos) += sec->size; 3321 } 3322 3323 /* Update EIHS. */ 3324 if (eihs != NULL && dst != NULL) 3325 { 3326 bfd_putl32 ((dst->filepos / VMS_BLOCK_SIZE) + 1, eihs->dstvbn); 3327 bfd_putl32 (dst->size, eihs->dstsize); 3328 3329 if (dmt != NULL) 3330 { 3331 lnkflags |= EIHD__M_DBGDMT; 3332 bfd_putl32 ((dmt->filepos / VMS_BLOCK_SIZE) + 1, eihs->dmtvbn); 3333 bfd_putl32 (dmt->size, eihs->dmtsize); 3334 } 3335 if (PRIV (gsd_sym_count) != 0) 3336 { 3337 alpha_vms_file_position_block (abfd); 3338 gst_filepos = PRIV (file_pos); 3339 bfd_putl32 ((gst_filepos / VMS_BLOCK_SIZE) + 1, eihs->gstvbn); 3340 bfd_putl32 ((PRIV (gsd_sym_count) + 4) / 5 + 4, eihs->gstsize); 3341 } 3342 } 3343 3344 /* Write EISD in hdr. */ 3345 for (eisd = first_eisd; eisd && eisd->file_pos < VMS_BLOCK_SIZE; 3346 eisd = eisd->next) 3347 alpha_vms_swap_eisd_out 3348 (eisd, (struct vms_eisd *)((char *)&eihd + eisd->file_pos)); 3349 3350 /* Write first block. */ 3351 bfd_putl32 (lnkflags, eihd.lnkflags); 3352 if (bfd_bwrite (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 3353 return FALSE; 3354 3355 /* Write remaining eisd. */ 3356 if (eisd != NULL) 3357 { 3358 unsigned char blk[VMS_BLOCK_SIZE]; 3359 struct vms_internal_eisd_map *next_eisd; 3360 3361 memset (blk, 0xff, sizeof (blk)); 3362 while (eisd != NULL) 3363 { 3364 alpha_vms_swap_eisd_out 3365 (eisd, 3366 (struct vms_eisd *)(blk + (eisd->file_pos % VMS_BLOCK_SIZE))); 3367 3368 next_eisd = eisd->next; 3369 if (next_eisd == NULL 3370 || (next_eisd->file_pos / VMS_BLOCK_SIZE 3371 != eisd->file_pos / VMS_BLOCK_SIZE)) 3372 { 3373 if (bfd_bwrite (blk, sizeof (blk), abfd) != sizeof (blk)) 3374 return FALSE; 3375 3376 memset (blk, 0xff, sizeof (blk)); 3377 } 3378 eisd = next_eisd; 3379 } 3380 } 3381 3382 /* Write sections. */ 3383 for (sec = abfd->sections; sec; sec = sec->next) 3384 { 3385 unsigned char blk[VMS_BLOCK_SIZE]; 3386 bfd_size_type len; 3387 3388 if (sec->size == 0 || !(sec->flags & SEC_HAS_CONTENTS)) 3389 continue; 3390 if (bfd_bwrite (sec->contents, sec->size, abfd) != sec->size) 3391 return FALSE; 3392 3393 /* Pad. */ 3394 len = VMS_BLOCK_SIZE - sec->size % VMS_BLOCK_SIZE; 3395 if (len != VMS_BLOCK_SIZE) 3396 { 3397 memset (blk, 0, len); 3398 if (bfd_bwrite (blk, len, abfd) != len) 3399 return FALSE; 3400 } 3401 } 3402 3403 /* Write GST. */ 3404 if (gst_filepos != 0) 3405 { 3406 struct vms_rec_wr *recwr = &PRIV (recwr); 3407 unsigned int i; 3408 3409 _bfd_vms_write_emh (abfd); 3410 _bfd_vms_write_lmn (abfd, "GNU LD"); 3411 3412 /* PSC for the absolute section. */ 3413 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3414 _bfd_vms_output_long (recwr, 0); 3415 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3416 _bfd_vms_output_short (recwr, 0); 3417 _bfd_vms_output_short (recwr, EGPS__V_PIC | EGPS__V_LIB | EGPS__V_RD); 3418 _bfd_vms_output_long (recwr, 0); 3419 _bfd_vms_output_counted (recwr, ".$$ABS$$."); 3420 _bfd_vms_output_end_subrec (recwr); 3421 _bfd_vms_output_end (abfd, recwr); 3422 3423 for (i = 0; i < PRIV (gsd_sym_count); i++) 3424 { 3425 struct vms_symbol_entry *sym = PRIV (syms)[i]; 3426 bfd_vma val; 3427 bfd_vma ep; 3428 3429 if ((i % 5) == 0) 3430 { 3431 _bfd_vms_output_alignment (recwr, 8); 3432 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3433 _bfd_vms_output_long (recwr, 0); 3434 } 3435 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYMG); 3436 _bfd_vms_output_short (recwr, 0); /* Data type, alignment. */ 3437 _bfd_vms_output_short (recwr, sym->flags); 3438 3439 if (sym->code_section) 3440 ep = alpha_vms_get_sym_value (sym->code_section, sym->code_value); 3441 else 3442 { 3443 BFD_ASSERT (sym->code_value == 0); 3444 ep = 0; 3445 } 3446 val = alpha_vms_get_sym_value (sym->section, sym->value); 3447 _bfd_vms_output_quad 3448 (recwr, sym->typ == EGSD__C_SYMG ? sym->symbol_vector : val); 3449 _bfd_vms_output_quad (recwr, ep); 3450 _bfd_vms_output_quad (recwr, val); 3451 _bfd_vms_output_long (recwr, 0); 3452 _bfd_vms_output_counted (recwr, sym->name); 3453 _bfd_vms_output_end_subrec (recwr); 3454 if ((i % 5) == 4) 3455 _bfd_vms_output_end (abfd, recwr); 3456 } 3457 if ((i % 5) != 0) 3458 _bfd_vms_output_end (abfd, recwr); 3459 3460 if (!_bfd_vms_write_eeom (abfd)) 3461 return FALSE; 3462 } 3463 return TRUE; 3464} 3465 3466/* Object write. */ 3467 3468/* Write section and symbol directory of bfd abfd. Return FALSE on error. */ 3469 3470static bfd_boolean 3471_bfd_vms_write_egsd (bfd *abfd) 3472{ 3473 asection *section; 3474 asymbol *symbol; 3475 unsigned int symnum; 3476 const char *sname; 3477 flagword new_flags, old_flags; 3478 int abs_section_index = -1; 3479 unsigned int target_index = 0; 3480 struct vms_rec_wr *recwr = &PRIV (recwr); 3481 3482 vms_debug2 ((2, "vms_write_egsd\n")); 3483 3484 /* Egsd is quadword aligned. */ 3485 _bfd_vms_output_alignment (recwr, 8); 3486 3487 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3488 _bfd_vms_output_long (recwr, 0); 3489 3490 /* Number sections. */ 3491 for (section = abfd->sections; section != NULL; section = section->next) 3492 { 3493 if (section->flags & SEC_DEBUGGING) 3494 continue; 3495 if (!strcmp (section->name, ".vmsdebug")) 3496 { 3497 section->flags |= SEC_DEBUGGING; 3498 continue; 3499 } 3500 section->target_index = target_index++; 3501 } 3502 3503 for (section = abfd->sections; section != NULL; section = section->next) 3504 { 3505 vms_debug2 ((3, "Section #%d %s, %d bytes\n", 3506 section->target_index, section->name, (int)section->size)); 3507 3508 /* Don't write out the VMS debug info section since it is in the 3509 ETBT and EDBG sections in etir. */ 3510 if (section->flags & SEC_DEBUGGING) 3511 continue; 3512 3513 /* 13 bytes egsd, max 31 chars name -> should be 44 bytes. */ 3514 if (_bfd_vms_output_check (recwr, 64) < 0) 3515 { 3516 _bfd_vms_output_end (abfd, recwr); 3517 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3518 _bfd_vms_output_long (recwr, 0); 3519 } 3520 3521 /* Don't know if this is necessary for the linker but for now it keeps 3522 vms_slurp_gsd happy. */ 3523 sname = section->name; 3524 if (*sname == '.') 3525 { 3526 /* Remove leading dot. */ 3527 sname++; 3528 if ((*sname == 't') && (strcmp (sname, "text") == 0)) 3529 sname = EVAX_CODE_NAME; 3530 else if ((*sname == 'd') && (strcmp (sname, "data") == 0)) 3531 sname = EVAX_DATA_NAME; 3532 else if ((*sname == 'b') && (strcmp (sname, "bss") == 0)) 3533 sname = EVAX_BSS_NAME; 3534 else if ((*sname == 'l') && (strcmp (sname, "link") == 0)) 3535 sname = EVAX_LINK_NAME; 3536 else if ((*sname == 'r') && (strcmp (sname, "rdata") == 0)) 3537 sname = EVAX_READONLY_NAME; 3538 else if ((*sname == 'l') && (strcmp (sname, "literal") == 0)) 3539 sname = EVAX_LITERAL_NAME; 3540 else if ((*sname == 'l') && (strcmp (sname, "literals") == 0)) 3541 sname = EVAX_LITERALS_NAME; 3542 else if ((*sname == 'c') && (strcmp (sname, "comm") == 0)) 3543 sname = EVAX_COMMON_NAME; 3544 else if ((*sname == 'l') && (strcmp (sname, "lcomm") == 0)) 3545 sname = EVAX_LOCAL_NAME; 3546 } 3547 3548 if (bfd_is_com_section (section)) 3549 new_flags = (EGPS__V_OVR | EGPS__V_REL | EGPS__V_GBL | EGPS__V_RD 3550 | EGPS__V_WRT | EGPS__V_NOMOD | EGPS__V_COM); 3551 else 3552 new_flags = vms_esecflag_by_name (evax_section_flags, sname, 3553 section->size > 0); 3554 3555 /* Modify them as directed. */ 3556 if (section->flags & SEC_READONLY) 3557 new_flags &= ~EGPS__V_WRT; 3558 3559 new_flags &= ~vms_section_data (section)->no_flags; 3560 new_flags |= vms_section_data (section)->flags; 3561 3562 vms_debug2 ((3, "sec flags %x\n", section->flags)); 3563 vms_debug2 ((3, "new_flags %x, _raw_size %lu\n", 3564 new_flags, (unsigned long)section->size)); 3565 3566 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3567 _bfd_vms_output_short (recwr, section->alignment_power & 0xff); 3568 _bfd_vms_output_short (recwr, new_flags); 3569 _bfd_vms_output_long (recwr, (unsigned long) section->size); 3570 _bfd_vms_output_counted (recwr, sname); 3571 _bfd_vms_output_end_subrec (recwr); 3572 3573 /* If the section is an obsolute one, remind its index as it will be 3574 used later for absolute symbols. */ 3575 if ((new_flags & EGPS__V_REL) == 0 && abs_section_index < 0) 3576 abs_section_index = section->target_index; 3577 } 3578 3579 /* Output symbols. */ 3580 vms_debug2 ((3, "%d symbols found\n", abfd->symcount)); 3581 3582 bfd_set_start_address (abfd, (bfd_vma) -1); 3583 3584 for (symnum = 0; symnum < abfd->symcount; symnum++) 3585 { 3586 symbol = abfd->outsymbols[symnum]; 3587 old_flags = symbol->flags; 3588 3589 /* Work-around a missing feature: consider __main as the main entry 3590 point. */ 3591 if (symbol->name[0] == '_' && strcmp (symbol->name, "__main") == 0) 3592 bfd_set_start_address (abfd, (bfd_vma)symbol->value); 3593 3594 /* Only put in the GSD the global and the undefined symbols. */ 3595 if (old_flags & BSF_FILE) 3596 continue; 3597 3598 if ((old_flags & BSF_GLOBAL) == 0 && !bfd_is_und_section (symbol->section)) 3599 { 3600 /* If the LIB$INITIIALIZE section is present, add a reference to 3601 LIB$INITIALIZE symbol. FIXME: this should be done explicitely 3602 in the assembly file. */ 3603 if (!((old_flags & BSF_SECTION_SYM) != 0 3604 && strcmp (symbol->section->name, "LIB$INITIALIZE") == 0)) 3605 continue; 3606 } 3607 3608 /* 13 bytes egsd, max 64 chars name -> should be 77 bytes. Add 16 more 3609 bytes for a possible ABS section. */ 3610 if (_bfd_vms_output_check (recwr, 80 + 16) < 0) 3611 { 3612 _bfd_vms_output_end (abfd, recwr); 3613 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3614 _bfd_vms_output_long (recwr, 0); 3615 } 3616 3617 if ((old_flags & BSF_GLOBAL) != 0 3618 && bfd_is_abs_section (symbol->section) 3619 && abs_section_index <= 0) 3620 { 3621 /* Create an absolute section if none was defined. It is highly 3622 unlikely that the name $ABS$ clashes with a user defined 3623 non-absolute section name. */ 3624 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3625 _bfd_vms_output_short (recwr, 4); 3626 _bfd_vms_output_short (recwr, EGPS__V_SHR); 3627 _bfd_vms_output_long (recwr, 0); 3628 _bfd_vms_output_counted (recwr, "$ABS$"); 3629 _bfd_vms_output_end_subrec (recwr); 3630 3631 abs_section_index = target_index++; 3632 } 3633 3634 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYM); 3635 3636 /* Data type, alignment. */ 3637 _bfd_vms_output_short (recwr, 0); 3638 3639 new_flags = 0; 3640 3641 if (old_flags & BSF_WEAK) 3642 new_flags |= EGSY__V_WEAK; 3643 if (bfd_is_com_section (symbol->section)) /* .comm */ 3644 new_flags |= (EGSY__V_WEAK | EGSY__V_COMM); 3645 3646 if (old_flags & BSF_FUNCTION) 3647 { 3648 new_flags |= EGSY__V_NORM; 3649 new_flags |= EGSY__V_REL; 3650 } 3651 if (old_flags & BSF_GLOBAL) 3652 { 3653 new_flags |= EGSY__V_DEF; 3654 if (!bfd_is_abs_section (symbol->section)) 3655 new_flags |= EGSY__V_REL; 3656 } 3657 _bfd_vms_output_short (recwr, new_flags); 3658 3659 if (old_flags & BSF_GLOBAL) 3660 { 3661 /* Symbol definition. */ 3662 bfd_vma code_address = 0; 3663 unsigned long ca_psindx = 0; 3664 unsigned long psindx; 3665 3666 if ((old_flags & BSF_FUNCTION) && symbol->udata.p != NULL) 3667 { 3668 asymbol *sym; 3669 3670 sym = 3671 ((struct evax_private_udata_struct *)symbol->udata.p)->enbsym; 3672 code_address = sym->value; 3673 ca_psindx = sym->section->target_index; 3674 } 3675 if (bfd_is_abs_section (symbol->section)) 3676 psindx = abs_section_index; 3677 else 3678 psindx = symbol->section->target_index; 3679 3680 _bfd_vms_output_quad (recwr, symbol->value); 3681 _bfd_vms_output_quad (recwr, code_address); 3682 _bfd_vms_output_long (recwr, ca_psindx); 3683 _bfd_vms_output_long (recwr, psindx); 3684 } 3685 _bfd_vms_output_counted (recwr, symbol->name); 3686 3687 _bfd_vms_output_end_subrec (recwr); 3688 } 3689 3690 _bfd_vms_output_alignment (recwr, 8); 3691 _bfd_vms_output_end (abfd, recwr); 3692 3693 return TRUE; 3694} 3695 3696/* Write object header for bfd abfd. Return FALSE on error. */ 3697 3698static bfd_boolean 3699_bfd_vms_write_ehdr (bfd *abfd) 3700{ 3701 asymbol *symbol; 3702 unsigned int symnum; 3703 struct vms_rec_wr *recwr = &PRIV (recwr); 3704 3705 vms_debug2 ((2, "vms_write_ehdr (%p)\n", abfd)); 3706 3707 _bfd_vms_output_alignment (recwr, 2); 3708 3709 _bfd_vms_write_emh (abfd); 3710 _bfd_vms_write_lmn (abfd, "GNU AS"); 3711 3712 /* SRC. */ 3713 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3714 _bfd_vms_output_short (recwr, EMH__C_SRC); 3715 3716 for (symnum = 0; symnum < abfd->symcount; symnum++) 3717 { 3718 symbol = abfd->outsymbols[symnum]; 3719 3720 if (symbol->flags & BSF_FILE) 3721 { 3722 _bfd_vms_output_dump (recwr, (unsigned char *) symbol->name, 3723 (int) strlen (symbol->name)); 3724 break; 3725 } 3726 } 3727 3728 if (symnum == abfd->symcount) 3729 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("noname")); 3730 3731 _bfd_vms_output_end (abfd, recwr); 3732 3733 /* TTL. */ 3734 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3735 _bfd_vms_output_short (recwr, EMH__C_TTL); 3736 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("TTL")); 3737 _bfd_vms_output_end (abfd, recwr); 3738 3739 /* CPR. */ 3740 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3741 _bfd_vms_output_short (recwr, EMH__C_CPR); 3742 _bfd_vms_output_dump (recwr, 3743 (unsigned char *)"GNU BFD ported by Klaus K��mpf 1994-1996", 3744 39); 3745 _bfd_vms_output_end (abfd, recwr); 3746 3747 return TRUE; 3748} 3749 3750/* Part 4.6, relocations. */ 3751 3752 3753/* WRITE ETIR SECTION 3754 3755 This is still under construction and therefore not documented. */ 3756 3757/* Close the etir/etbt record. */ 3758 3759static void 3760end_etir_record (bfd * abfd) 3761{ 3762 struct vms_rec_wr *recwr = &PRIV (recwr); 3763 3764 _bfd_vms_output_end (abfd, recwr); 3765} 3766 3767static void 3768start_etir_or_etbt_record (bfd *abfd, asection *section, bfd_vma offset) 3769{ 3770 struct vms_rec_wr *recwr = &PRIV (recwr); 3771 3772 if (section->flags & SEC_DEBUGGING) 3773 { 3774 _bfd_vms_output_begin (recwr, EOBJ__C_ETBT); 3775 3776 if (offset == 0) 3777 { 3778 /* Push start offset. */ 3779 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 3780 _bfd_vms_output_long (recwr, (unsigned long) 0); 3781 _bfd_vms_output_end_subrec (recwr); 3782 3783 /* Set location. */ 3784 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_DFLOC); 3785 _bfd_vms_output_end_subrec (recwr); 3786 } 3787 } 3788 else 3789 { 3790 _bfd_vms_output_begin (recwr, EOBJ__C_ETIR); 3791 3792 if (offset == 0) 3793 { 3794 /* Push start offset. */ 3795 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 3796 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 3797 _bfd_vms_output_quad (recwr, offset); 3798 _bfd_vms_output_end_subrec (recwr); 3799 3800 /* Start = pop (). */ 3801 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_SETRB); 3802 _bfd_vms_output_end_subrec (recwr); 3803 } 3804 } 3805} 3806 3807/* Output a STO_IMM command for SSIZE bytes of data from CPR at virtual 3808 address VADDR in section specified by SEC_INDEX and NAME. */ 3809 3810static void 3811sto_imm (bfd *abfd, asection *section, 3812 bfd_size_type ssize, unsigned char *cptr, bfd_vma vaddr) 3813{ 3814 bfd_size_type size; 3815 struct vms_rec_wr *recwr = &PRIV (recwr); 3816 3817#if VMS_DEBUG 3818 _bfd_vms_debug (8, "sto_imm %d bytes\n", (int) ssize); 3819 _bfd_hexdump (9, cptr, (int) ssize, (int) vaddr); 3820#endif 3821 3822 while (ssize > 0) 3823 { 3824 /* Try all the rest. */ 3825 size = ssize; 3826 3827 if (_bfd_vms_output_check (recwr, size) < 0) 3828 { 3829 /* Doesn't fit, split ! */ 3830 end_etir_record (abfd); 3831 3832 start_etir_or_etbt_record (abfd, section, vaddr); 3833 3834 size = _bfd_vms_output_check (recwr, 0); /* get max size */ 3835 if (size > ssize) /* more than what's left ? */ 3836 size = ssize; 3837 } 3838 3839 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_IMM); 3840 _bfd_vms_output_long (recwr, (unsigned long) (size)); 3841 _bfd_vms_output_dump (recwr, cptr, size); 3842 _bfd_vms_output_end_subrec (recwr); 3843 3844#if VMS_DEBUG 3845 _bfd_vms_debug (10, "dumped %d bytes\n", (int) size); 3846 _bfd_hexdump (10, cptr, (int) size, (int) vaddr); 3847#endif 3848 3849 vaddr += size; 3850 cptr += size; 3851 ssize -= size; 3852 } 3853} 3854 3855static void 3856etir_output_check (bfd *abfd, asection *section, bfd_vma vaddr, int checklen) 3857{ 3858 if (_bfd_vms_output_check (&PRIV (recwr), checklen) < 0) 3859 { 3860 /* Not enough room in this record. Close it and open a new one. */ 3861 end_etir_record (abfd); 3862 start_etir_or_etbt_record (abfd, section, vaddr); 3863 } 3864} 3865 3866/* Return whether RELOC must be deferred till the end. */ 3867 3868static bfd_boolean 3869defer_reloc_p (arelent *reloc) 3870{ 3871 switch (reloc->howto->type) 3872 { 3873 case ALPHA_R_NOP: 3874 case ALPHA_R_LDA: 3875 case ALPHA_R_BSR: 3876 case ALPHA_R_BOH: 3877 return TRUE; 3878 3879 default: 3880 return FALSE; 3881 } 3882} 3883 3884/* Write section contents for bfd abfd. Return FALSE on error. */ 3885 3886static bfd_boolean 3887_bfd_vms_write_etir (bfd * abfd, int objtype ATTRIBUTE_UNUSED) 3888{ 3889 asection *section; 3890 struct vms_rec_wr *recwr = &PRIV (recwr); 3891 3892 vms_debug2 ((2, "vms_write_tir (%p, %d)\n", abfd, objtype)); 3893 3894 _bfd_vms_output_alignment (recwr, 4); 3895 3896 PRIV (vms_linkage_index) = 0; 3897 3898 for (section = abfd->sections; section; section = section->next) 3899 { 3900 vms_debug2 ((4, "writing %d. section '%s' (%d bytes)\n", 3901 section->target_index, section->name, (int) (section->size))); 3902 3903 if (!(section->flags & SEC_HAS_CONTENTS) 3904 || bfd_is_com_section (section)) 3905 continue; 3906 3907 if (!section->contents) 3908 { 3909 bfd_set_error (bfd_error_no_contents); 3910 return FALSE; 3911 } 3912 3913 start_etir_or_etbt_record (abfd, section, 0); 3914 3915 if (section->flags & SEC_RELOC) 3916 { 3917 bfd_vma curr_addr = 0; 3918 unsigned char *curr_data = section->contents; 3919 bfd_size_type size; 3920 int pass2_needed = 0; 3921 int pass2_in_progress = 0; 3922 unsigned int irel; 3923 3924 if (section->reloc_count == 0) 3925 _bfd_error_handler 3926 (_("SEC_RELOC with no relocs in section %pA"), section); 3927 3928#if VMS_DEBUG 3929 else 3930 { 3931 int i = section->reloc_count; 3932 arelent **rptr = section->orelocation; 3933 _bfd_vms_debug (4, "%d relocations:\n", i); 3934 while (i-- > 0) 3935 { 3936 _bfd_vms_debug (4, "sym %s in sec %s, value %08lx, " 3937 "addr %08lx, off %08lx, len %d: %s\n", 3938 (*(*rptr)->sym_ptr_ptr)->name, 3939 (*(*rptr)->sym_ptr_ptr)->section->name, 3940 (long) (*(*rptr)->sym_ptr_ptr)->value, 3941 (unsigned long)(*rptr)->address, 3942 (unsigned long)(*rptr)->addend, 3943 bfd_get_reloc_size ((*rptr)->howto), 3944 ( *rptr)->howto->name); 3945 rptr++; 3946 } 3947 } 3948#endif 3949 3950 new_pass: 3951 for (irel = 0; irel < section->reloc_count; irel++) 3952 { 3953 struct evax_private_udata_struct *udata; 3954 arelent *rptr = section->orelocation [irel]; 3955 bfd_vma addr = rptr->address; 3956 asymbol *sym = *rptr->sym_ptr_ptr; 3957 asection *sec = sym->section; 3958 bfd_boolean defer = defer_reloc_p (rptr); 3959 unsigned int slen; 3960 3961 if (pass2_in_progress) 3962 { 3963 /* Non-deferred relocs have already been output. */ 3964 if (!defer) 3965 continue; 3966 } 3967 else 3968 { 3969 /* Deferred relocs must be output at the very end. */ 3970 if (defer) 3971 { 3972 pass2_needed = 1; 3973 continue; 3974 } 3975 3976 /* Regular relocs are intertwined with binary data. */ 3977 if (curr_addr > addr) 3978 _bfd_error_handler (_("size error in section %pA"), 3979 section); 3980 size = addr - curr_addr; 3981 sto_imm (abfd, section, size, curr_data, curr_addr); 3982 curr_data += size; 3983 curr_addr += size; 3984 } 3985 3986 size = bfd_get_reloc_size (rptr->howto); 3987 3988 switch (rptr->howto->type) 3989 { 3990 case ALPHA_R_IGNORE: 3991 break; 3992 3993 case ALPHA_R_REFLONG: 3994 if (bfd_is_und_section (sym->section)) 3995 { 3996 bfd_vma addend = rptr->addend; 3997 slen = strlen ((char *) sym->name); 3998 etir_output_check (abfd, section, curr_addr, slen); 3999 if (addend) 4000 { 4001 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4002 _bfd_vms_output_counted (recwr, sym->name); 4003 _bfd_vms_output_end_subrec (recwr); 4004 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4005 _bfd_vms_output_long (recwr, (unsigned long) addend); 4006 _bfd_vms_output_end_subrec (recwr); 4007 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4008 _bfd_vms_output_end_subrec (recwr); 4009 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4010 _bfd_vms_output_end_subrec (recwr); 4011 } 4012 else 4013 { 4014 _bfd_vms_output_begin_subrec 4015 (recwr, ETIR__C_STO_GBL_LW); 4016 _bfd_vms_output_counted (recwr, sym->name); 4017 _bfd_vms_output_end_subrec (recwr); 4018 } 4019 } 4020 else if (bfd_is_abs_section (sym->section)) 4021 { 4022 etir_output_check (abfd, section, curr_addr, 16); 4023 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4024 _bfd_vms_output_long (recwr, (unsigned long) sym->value); 4025 _bfd_vms_output_end_subrec (recwr); 4026 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4027 _bfd_vms_output_end_subrec (recwr); 4028 } 4029 else 4030 { 4031 etir_output_check (abfd, section, curr_addr, 32); 4032 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4033 _bfd_vms_output_long (recwr, 4034 (unsigned long) sec->target_index); 4035 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4036 _bfd_vms_output_end_subrec (recwr); 4037 /* ??? Table B-8 of the OpenVMS Linker Utilily Manual 4038 says that we should have a ETIR__C_STO_OFF here. 4039 But the relocation would not be BFD_RELOC_32 then. 4040 This case is very likely unreachable. */ 4041 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4042 _bfd_vms_output_end_subrec (recwr); 4043 } 4044 break; 4045 4046 case ALPHA_R_REFQUAD: 4047 if (bfd_is_und_section (sym->section)) 4048 { 4049 bfd_vma addend = rptr->addend; 4050 slen = strlen ((char *) sym->name); 4051 etir_output_check (abfd, section, curr_addr, slen); 4052 if (addend) 4053 { 4054 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4055 _bfd_vms_output_counted (recwr, sym->name); 4056 _bfd_vms_output_end_subrec (recwr); 4057 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4058 _bfd_vms_output_quad (recwr, addend); 4059 _bfd_vms_output_end_subrec (recwr); 4060 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4061 _bfd_vms_output_end_subrec (recwr); 4062 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_QW); 4063 _bfd_vms_output_end_subrec (recwr); 4064 } 4065 else 4066 { 4067 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_GBL); 4068 _bfd_vms_output_counted (recwr, sym->name); 4069 _bfd_vms_output_end_subrec (recwr); 4070 } 4071 } 4072 else if (bfd_is_abs_section (sym->section)) 4073 { 4074 etir_output_check (abfd, section, curr_addr, 16); 4075 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4076 _bfd_vms_output_quad (recwr, sym->value); 4077 _bfd_vms_output_end_subrec (recwr); 4078 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_QW); 4079 _bfd_vms_output_end_subrec (recwr); 4080 } 4081 else 4082 { 4083 etir_output_check (abfd, section, curr_addr, 32); 4084 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4085 _bfd_vms_output_long (recwr, 4086 (unsigned long) sec->target_index); 4087 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4088 _bfd_vms_output_end_subrec (recwr); 4089 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_OFF); 4090 _bfd_vms_output_end_subrec (recwr); 4091 } 4092 break; 4093 4094 case ALPHA_R_HINT: 4095 sto_imm (abfd, section, size, curr_data, curr_addr); 4096 break; 4097 4098 case ALPHA_R_LINKAGE: 4099 size = 16; 4100 etir_output_check (abfd, section, curr_addr, 64); 4101 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LP_PSB); 4102 _bfd_vms_output_long 4103 (recwr, (unsigned long) rptr->addend); 4104 if (rptr->addend > PRIV (vms_linkage_index)) 4105 PRIV (vms_linkage_index) = rptr->addend; 4106 _bfd_vms_output_counted (recwr, sym->name); 4107 _bfd_vms_output_byte (recwr, 0); 4108 _bfd_vms_output_end_subrec (recwr); 4109 break; 4110 4111 case ALPHA_R_CODEADDR: 4112 slen = strlen ((char *) sym->name); 4113 etir_output_check (abfd, section, curr_addr, slen); 4114 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_CA); 4115 _bfd_vms_output_counted (recwr, sym->name); 4116 _bfd_vms_output_end_subrec (recwr); 4117 break; 4118 4119 case ALPHA_R_NOP: 4120 udata 4121 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4122 etir_output_check (abfd, section, curr_addr, 4123 32 + 1 + strlen (udata->origname)); 4124 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_NOP_GBL); 4125 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4126 _bfd_vms_output_long 4127 (recwr, (unsigned long) section->target_index); 4128 _bfd_vms_output_quad (recwr, rptr->address); 4129 _bfd_vms_output_long (recwr, (unsigned long) 0x47ff041f); 4130 _bfd_vms_output_long 4131 (recwr, (unsigned long) section->target_index); 4132 _bfd_vms_output_quad (recwr, rptr->addend); 4133 _bfd_vms_output_counted (recwr, udata->origname); 4134 _bfd_vms_output_end_subrec (recwr); 4135 break; 4136 4137 case ALPHA_R_BSR: 4138 _bfd_error_handler (_("spurious ALPHA_R_BSR reloc")); 4139 break; 4140 4141 case ALPHA_R_LDA: 4142 udata 4143 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4144 etir_output_check (abfd, section, curr_addr, 4145 32 + 1 + strlen (udata->origname)); 4146 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LDA_GBL); 4147 _bfd_vms_output_long 4148 (recwr, (unsigned long) udata->lkindex + 1); 4149 _bfd_vms_output_long 4150 (recwr, (unsigned long) section->target_index); 4151 _bfd_vms_output_quad (recwr, rptr->address); 4152 _bfd_vms_output_long (recwr, (unsigned long) 0x237B0000); 4153 _bfd_vms_output_long 4154 (recwr, (unsigned long) udata->bsym->section->target_index); 4155 _bfd_vms_output_quad (recwr, rptr->addend); 4156 _bfd_vms_output_counted (recwr, udata->origname); 4157 _bfd_vms_output_end_subrec (recwr); 4158 break; 4159 4160 case ALPHA_R_BOH: 4161 udata 4162 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4163 etir_output_check (abfd, section, curr_addr, 4164 32 + 1 + strlen (udata->origname)); 4165 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_BOH_GBL); 4166 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4167 _bfd_vms_output_long 4168 (recwr, (unsigned long) section->target_index); 4169 _bfd_vms_output_quad (recwr, rptr->address); 4170 _bfd_vms_output_long (recwr, (unsigned long) 0xD3400000); 4171 _bfd_vms_output_long 4172 (recwr, (unsigned long) section->target_index); 4173 _bfd_vms_output_quad (recwr, rptr->addend); 4174 _bfd_vms_output_counted (recwr, udata->origname); 4175 _bfd_vms_output_end_subrec (recwr); 4176 break; 4177 4178 default: 4179 _bfd_error_handler (_("unhandled relocation %s"), 4180 rptr->howto->name); 4181 break; 4182 } 4183 4184 curr_data += size; 4185 curr_addr += size; 4186 } /* End of relocs loop. */ 4187 4188 if (!pass2_in_progress) 4189 { 4190 /* Output rest of section. */ 4191 if (curr_addr > section->size) 4192 { 4193 _bfd_error_handler (_("size error in section %pA"), section); 4194 return FALSE; 4195 } 4196 size = section->size - curr_addr; 4197 sto_imm (abfd, section, size, curr_data, curr_addr); 4198 curr_data += size; 4199 curr_addr += size; 4200 4201 if (pass2_needed) 4202 { 4203 pass2_in_progress = 1; 4204 goto new_pass; 4205 } 4206 } 4207 } 4208 4209 else /* (section->flags & SEC_RELOC) */ 4210 sto_imm (abfd, section, section->size, section->contents, 0); 4211 4212 end_etir_record (abfd); 4213 } 4214 4215 _bfd_vms_output_alignment (recwr, 2); 4216 return TRUE; 4217} 4218 4219/* Write cached information into a file being written, at bfd_close. */ 4220 4221static bfd_boolean 4222alpha_vms_write_object_contents (bfd *abfd) 4223{ 4224 vms_debug2 ((1, "vms_write_object_contents (%p)\n", abfd)); 4225 4226 if (abfd->flags & (EXEC_P | DYNAMIC)) 4227 { 4228 return alpha_vms_write_exec (abfd); 4229 } 4230 else 4231 { 4232 if (abfd->section_count > 0) /* we have sections */ 4233 { 4234 if (!_bfd_vms_write_ehdr (abfd)) 4235 return FALSE; 4236 if (!_bfd_vms_write_egsd (abfd)) 4237 return FALSE; 4238 if (!_bfd_vms_write_etir (abfd, EOBJ__C_ETIR)) 4239 return FALSE; 4240 if (!_bfd_vms_write_eeom (abfd)) 4241 return FALSE; 4242 } 4243 } 4244 return TRUE; 4245} 4246 4247/* Debug stuff: nearest line. */ 4248 4249#define SET_MODULE_PARSED(m) \ 4250 do { if ((m)->name == NULL) (m)->name = ""; } while (0) 4251#define IS_MODULE_PARSED(m) ((m)->name != NULL) 4252 4253/* Build a new module for the specified BFD. */ 4254 4255static struct module * 4256new_module (bfd *abfd) 4257{ 4258 struct module *module 4259 = (struct module *) bfd_zalloc (abfd, sizeof (struct module)); 4260 module->file_table_count = 16; /* Arbitrary. */ 4261 module->file_table 4262 = bfd_malloc (module->file_table_count * sizeof (struct fileinfo)); 4263 return module; 4264} 4265 4266/* Parse debug info for a module and internalize it. */ 4267 4268static void 4269parse_module (bfd *abfd, struct module *module, unsigned char *ptr, 4270 int length) 4271{ 4272 unsigned char *maxptr = ptr + length; 4273 unsigned char *src_ptr, *pcl_ptr; 4274 unsigned int prev_linum = 0, curr_linenum = 0; 4275 bfd_vma prev_pc = 0, curr_pc = 0; 4276 struct srecinfo *curr_srec, *srec; 4277 struct lineinfo *curr_line, *line; 4278 struct funcinfo *funcinfo; 4279 4280 /* Initialize tables with zero element. */ 4281 curr_srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4282 module->srec_table = curr_srec; 4283 4284 curr_line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4285 module->line_table = curr_line; 4286 4287 while (length == -1 || ptr < maxptr) 4288 { 4289 /* The first byte is not counted in the recorded length. */ 4290 int rec_length = bfd_getl16 (ptr) + 1; 4291 int rec_type = bfd_getl16 (ptr + 2); 4292 4293 vms_debug2 ((2, "DST record: leng %d, type %d\n", rec_length, rec_type)); 4294 4295 if (length == -1 && rec_type == DST__K_MODEND) 4296 break; 4297 4298 switch (rec_type) 4299 { 4300 case DST__K_MODBEG: 4301 module->name 4302 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_MODBEG_NAME, 4303 maxptr - (ptr + DST_S_B_MODBEG_NAME)); 4304 4305 curr_pc = 0; 4306 prev_pc = 0; 4307 curr_linenum = 0; 4308 prev_linum = 0; 4309 4310 vms_debug2 ((3, "module: %s\n", module->name)); 4311 break; 4312 4313 case DST__K_MODEND: 4314 break; 4315 4316 case DST__K_RTNBEG: 4317 funcinfo = (struct funcinfo *) 4318 bfd_zalloc (abfd, sizeof (struct funcinfo)); 4319 funcinfo->name 4320 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_RTNBEG_NAME, 4321 maxptr - (ptr + DST_S_B_RTNBEG_NAME)); 4322 funcinfo->low = bfd_getl32 (ptr + DST_S_L_RTNBEG_ADDRESS); 4323 funcinfo->next = module->func_table; 4324 module->func_table = funcinfo; 4325 4326 vms_debug2 ((3, "routine: %s at 0x%lx\n", 4327 funcinfo->name, (unsigned long) funcinfo->low)); 4328 break; 4329 4330 case DST__K_RTNEND: 4331 module->func_table->high = module->func_table->low 4332 + bfd_getl32 (ptr + DST_S_L_RTNEND_SIZE) - 1; 4333 4334 if (module->func_table->high > module->high) 4335 module->high = module->func_table->high; 4336 4337 vms_debug2 ((3, "end routine\n")); 4338 break; 4339 4340 case DST__K_PROLOG: 4341 vms_debug2 ((3, "prologue\n")); 4342 break; 4343 4344 case DST__K_EPILOG: 4345 vms_debug2 ((3, "epilog\n")); 4346 break; 4347 4348 case DST__K_BLKBEG: 4349 vms_debug2 ((3, "block\n")); 4350 break; 4351 4352 case DST__K_BLKEND: 4353 vms_debug2 ((3, "end block\n")); 4354 break; 4355 4356 case DST__K_SOURCE: 4357 src_ptr = ptr + DST_S_C_SOURCE_HEADER_SIZE; 4358 4359 vms_debug2 ((3, "source info\n")); 4360 4361 while (src_ptr < ptr + rec_length) 4362 { 4363 int cmd = src_ptr[0], cmd_length, data; 4364 4365 switch (cmd) 4366 { 4367 case DST__K_SRC_DECLFILE: 4368 { 4369 unsigned int fileid 4370 = bfd_getl16 (src_ptr + DST_S_W_SRC_DF_FILEID); 4371 char *filename = _bfd_vms_save_counted_string 4372 (abfd, 4373 src_ptr + DST_S_B_SRC_DF_FILENAME, 4374 ptr + rec_length - (src_ptr + DST_S_B_SRC_DF_FILENAME)); 4375 4376 while (fileid >= module->file_table_count) 4377 { 4378 module->file_table_count *= 2; 4379 module->file_table 4380 = bfd_realloc (module->file_table, 4381 module->file_table_count 4382 * sizeof (struct fileinfo)); 4383 } 4384 4385 module->file_table [fileid].name = filename; 4386 module->file_table [fileid].srec = 1; 4387 cmd_length = src_ptr[DST_S_B_SRC_DF_LENGTH] + 2; 4388 vms_debug2 ((4, "DST_S_C_SRC_DECLFILE: %d, %s\n", 4389 fileid, module->file_table [fileid].name)); 4390 } 4391 break; 4392 4393 case DST__K_SRC_DEFLINES_B: 4394 /* Perform the association and set the next higher index 4395 to the limit. */ 4396 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4397 srec = (struct srecinfo *) 4398 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4399 srec->line = curr_srec->line + data; 4400 srec->srec = curr_srec->srec + data; 4401 srec->sfile = curr_srec->sfile; 4402 curr_srec->next = srec; 4403 curr_srec = srec; 4404 cmd_length = 2; 4405 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_B: %d\n", data)); 4406 break; 4407 4408 case DST__K_SRC_DEFLINES_W: 4409 /* Perform the association and set the next higher index 4410 to the limit. */ 4411 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4412 srec = (struct srecinfo *) 4413 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4414 srec->line = curr_srec->line + data; 4415 srec->srec = curr_srec->srec + data, 4416 srec->sfile = curr_srec->sfile; 4417 curr_srec->next = srec; 4418 curr_srec = srec; 4419 cmd_length = 3; 4420 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_W: %d\n", data)); 4421 break; 4422 4423 case DST__K_SRC_INCRLNUM_B: 4424 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4425 curr_srec->line += data; 4426 cmd_length = 2; 4427 vms_debug2 ((4, "DST_S_C_SRC_INCRLNUM_B: %d\n", data)); 4428 break; 4429 4430 case DST__K_SRC_SETFILE: 4431 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4432 curr_srec->sfile = data; 4433 curr_srec->srec = module->file_table[data].srec; 4434 cmd_length = 3; 4435 vms_debug2 ((4, "DST_S_C_SRC_SETFILE: %d\n", data)); 4436 break; 4437 4438 case DST__K_SRC_SETLNUM_L: 4439 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4440 curr_srec->line = data; 4441 cmd_length = 5; 4442 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_L: %d\n", data)); 4443 break; 4444 4445 case DST__K_SRC_SETLNUM_W: 4446 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4447 curr_srec->line = data; 4448 cmd_length = 3; 4449 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_W: %d\n", data)); 4450 break; 4451 4452 case DST__K_SRC_SETREC_L: 4453 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4454 curr_srec->srec = data; 4455 module->file_table[curr_srec->sfile].srec = data; 4456 cmd_length = 5; 4457 vms_debug2 ((4, "DST_S_C_SRC_SETREC_L: %d\n", data)); 4458 break; 4459 4460 case DST__K_SRC_SETREC_W: 4461 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4462 curr_srec->srec = data; 4463 module->file_table[curr_srec->sfile].srec = data; 4464 cmd_length = 3; 4465 vms_debug2 ((4, "DST_S_C_SRC_SETREC_W: %d\n", data)); 4466 break; 4467 4468 case DST__K_SRC_FORMFEED: 4469 cmd_length = 1; 4470 vms_debug2 ((4, "DST_S_C_SRC_FORMFEED\n")); 4471 break; 4472 4473 default: 4474 _bfd_error_handler (_("unknown source command %d"), 4475 cmd); 4476 cmd_length = 2; 4477 break; 4478 } 4479 4480 src_ptr += cmd_length; 4481 } 4482 break; 4483 4484 case DST__K_LINE_NUM: 4485 pcl_ptr = ptr + DST_S_C_LINE_NUM_HEADER_SIZE; 4486 4487 vms_debug2 ((3, "line info\n")); 4488 4489 while (pcl_ptr < ptr + rec_length) 4490 { 4491 /* The command byte is signed so we must sign-extend it. */ 4492 int cmd = ((signed char *)pcl_ptr)[0], cmd_length, data; 4493 4494 switch (cmd) 4495 { 4496 case DST__K_DELTA_PC_W: 4497 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4498 curr_pc += data; 4499 curr_linenum += 1; 4500 cmd_length = 3; 4501 vms_debug2 ((4, "DST__K_DELTA_PC_W: %d\n", data)); 4502 break; 4503 4504 case DST__K_DELTA_PC_L: 4505 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4506 curr_pc += data; 4507 curr_linenum += 1; 4508 cmd_length = 5; 4509 vms_debug2 ((4, "DST__K_DELTA_PC_L: %d\n", data)); 4510 break; 4511 4512 case DST__K_INCR_LINUM: 4513 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4514 curr_linenum += data; 4515 cmd_length = 2; 4516 vms_debug2 ((4, "DST__K_INCR_LINUM: %d\n", data)); 4517 break; 4518 4519 case DST__K_INCR_LINUM_W: 4520 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4521 curr_linenum += data; 4522 cmd_length = 3; 4523 vms_debug2 ((4, "DST__K_INCR_LINUM_W: %d\n", data)); 4524 break; 4525 4526 case DST__K_INCR_LINUM_L: 4527 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4528 curr_linenum += data; 4529 cmd_length = 5; 4530 vms_debug2 ((4, "DST__K_INCR_LINUM_L: %d\n", data)); 4531 break; 4532 4533 case DST__K_SET_LINUM_INCR: 4534 _bfd_error_handler 4535 (_("%s not implemented"), "DST__K_SET_LINUM_INCR"); 4536 cmd_length = 2; 4537 break; 4538 4539 case DST__K_SET_LINUM_INCR_W: 4540 _bfd_error_handler 4541 (_("%s not implemented"), "DST__K_SET_LINUM_INCR_W"); 4542 cmd_length = 3; 4543 break; 4544 4545 case DST__K_RESET_LINUM_INCR: 4546 _bfd_error_handler 4547 (_("%s not implemented"), "DST__K_RESET_LINUM_INCR"); 4548 cmd_length = 1; 4549 break; 4550 4551 case DST__K_BEG_STMT_MODE: 4552 _bfd_error_handler 4553 (_("%s not implemented"), "DST__K_BEG_STMT_MODE"); 4554 cmd_length = 1; 4555 break; 4556 4557 case DST__K_END_STMT_MODE: 4558 _bfd_error_handler 4559 (_("%s not implemented"), "DST__K_END_STMT_MODE"); 4560 cmd_length = 1; 4561 break; 4562 4563 case DST__K_SET_LINUM_B: 4564 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4565 curr_linenum = data; 4566 cmd_length = 2; 4567 vms_debug2 ((4, "DST__K_SET_LINUM_B: %d\n", data)); 4568 break; 4569 4570 case DST__K_SET_LINUM: 4571 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4572 curr_linenum = data; 4573 cmd_length = 3; 4574 vms_debug2 ((4, "DST__K_SET_LINE_NUM: %d\n", data)); 4575 break; 4576 4577 case DST__K_SET_LINUM_L: 4578 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4579 curr_linenum = data; 4580 cmd_length = 5; 4581 vms_debug2 ((4, "DST__K_SET_LINUM_L: %d\n", data)); 4582 break; 4583 4584 case DST__K_SET_PC: 4585 _bfd_error_handler 4586 (_("%s not implemented"), "DST__K_SET_PC"); 4587 cmd_length = 2; 4588 break; 4589 4590 case DST__K_SET_PC_W: 4591 _bfd_error_handler 4592 (_("%s not implemented"), "DST__K_SET_PC_W"); 4593 cmd_length = 3; 4594 break; 4595 4596 case DST__K_SET_PC_L: 4597 _bfd_error_handler 4598 (_("%s not implemented"), "DST__K_SET_PC_L"); 4599 cmd_length = 5; 4600 break; 4601 4602 case DST__K_SET_STMTNUM: 4603 _bfd_error_handler 4604 (_("%s not implemented"), "DST__K_SET_STMTNUM"); 4605 cmd_length = 2; 4606 break; 4607 4608 case DST__K_TERM: 4609 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4610 curr_pc += data; 4611 cmd_length = 2; 4612 vms_debug2 ((4, "DST__K_TERM: %d\n", data)); 4613 break; 4614 4615 case DST__K_TERM_W: 4616 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4617 curr_pc += data; 4618 cmd_length = 3; 4619 vms_debug2 ((4, "DST__K_TERM_W: %d\n", data)); 4620 break; 4621 4622 case DST__K_TERM_L: 4623 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4624 curr_pc += data; 4625 cmd_length = 5; 4626 vms_debug2 ((4, "DST__K_TERM_L: %d\n", data)); 4627 break; 4628 4629 case DST__K_SET_ABS_PC: 4630 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4631 curr_pc = data; 4632 cmd_length = 5; 4633 vms_debug2 ((4, "DST__K_SET_ABS_PC: 0x%x\n", data)); 4634 break; 4635 4636 default: 4637 if (cmd <= 0) 4638 { 4639 curr_pc -= cmd; 4640 curr_linenum += 1; 4641 cmd_length = 1; 4642 vms_debug2 ((4, "bump pc to 0x%lx and line to %d\n", 4643 (unsigned long)curr_pc, curr_linenum)); 4644 } 4645 else 4646 { 4647 _bfd_error_handler (_("unknown line command %d"), cmd); 4648 cmd_length = 2; 4649 } 4650 break; 4651 } 4652 4653 if ((curr_linenum != prev_linum && curr_pc != prev_pc) 4654 || cmd <= 0 4655 || cmd == DST__K_DELTA_PC_L 4656 || cmd == DST__K_DELTA_PC_W) 4657 { 4658 line = (struct lineinfo *) 4659 bfd_zalloc (abfd, sizeof (struct lineinfo)); 4660 line->address = curr_pc; 4661 line->line = curr_linenum; 4662 4663 curr_line->next = line; 4664 curr_line = line; 4665 4666 prev_linum = curr_linenum; 4667 prev_pc = curr_pc; 4668 vms_debug2 ((4, "-> correlate pc 0x%lx with line %d\n", 4669 (unsigned long)curr_pc, curr_linenum)); 4670 } 4671 4672 pcl_ptr += cmd_length; 4673 } 4674 break; 4675 4676 case 0x17: /* Undocumented type used by DEC C to declare equates. */ 4677 vms_debug2 ((3, "undocumented type 0x17\n")); 4678 break; 4679 4680 default: 4681 vms_debug2 ((3, "ignoring record\n")); 4682 break; 4683 4684 } 4685 4686 ptr += rec_length; 4687 } 4688 4689 /* Finalize tables with EOL marker. */ 4690 srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4691 srec->line = (unsigned int) -1; 4692 srec->srec = (unsigned int) -1; 4693 curr_srec->next = srec; 4694 4695 line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4696 line->line = (unsigned int) -1; 4697 line->address = (bfd_vma) -1; 4698 curr_line->next = line; 4699 4700 /* Advertise that this module has been parsed. This is needed 4701 because parsing can be either performed at module creation 4702 or deferred until debug info is consumed. */ 4703 SET_MODULE_PARSED (module); 4704} 4705 4706/* Build the list of modules for the specified BFD. */ 4707 4708static struct module * 4709build_module_list (bfd *abfd) 4710{ 4711 struct module *module, *list = NULL; 4712 asection *dmt; 4713 4714 if ((dmt = bfd_get_section_by_name (abfd, "$DMT$"))) 4715 { 4716 /* We have a DMT section so this must be an image. Parse the 4717 section and build the list of modules. This is sufficient 4718 since we can compute the start address and the end address 4719 of every module from the section contents. */ 4720 bfd_size_type size = bfd_section_size (dmt); 4721 unsigned char *ptr, *end; 4722 4723 ptr = (unsigned char *) bfd_alloc (abfd, size); 4724 if (! ptr) 4725 return NULL; 4726 4727 if (! bfd_get_section_contents (abfd, dmt, ptr, 0, size)) 4728 return NULL; 4729 4730 vms_debug2 ((2, "DMT\n")); 4731 4732 end = ptr + size; 4733 4734 while (ptr < end) 4735 { 4736 /* Each header declares a module with its start offset and size 4737 of debug info in the DST section, as well as the count of 4738 program sections (i.e. address spans) it contains. */ 4739 int modbeg = bfd_getl32 (ptr + DBG_S_L_DMT_MODBEG); 4740 int msize = bfd_getl32 (ptr + DBG_S_L_DST_SIZE); 4741 int count = bfd_getl16 (ptr + DBG_S_W_DMT_PSECT_COUNT); 4742 ptr += DBG_S_C_DMT_HEADER_SIZE; 4743 4744 vms_debug2 ((3, "module: modbeg = %d, size = %d, count = %d\n", 4745 modbeg, msize, count)); 4746 4747 /* We create a 'module' structure for each program section since 4748 we only support contiguous addresses in a 'module' structure. 4749 As a consequence, the actual debug info in the DST section is 4750 shared and can be parsed multiple times; that doesn't seem to 4751 cause problems in practice. */ 4752 while (count-- > 0) 4753 { 4754 int start = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_START); 4755 int length = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_LENGTH); 4756 module = new_module (abfd); 4757 module->modbeg = modbeg; 4758 module->size = msize; 4759 module->low = start; 4760 module->high = start + length; 4761 module->next = list; 4762 list = module; 4763 ptr += DBG_S_C_DMT_PSECT_SIZE; 4764 4765 vms_debug2 ((4, "section: start = 0x%x, length = %d\n", 4766 start, length)); 4767 } 4768 } 4769 } 4770 else 4771 { 4772 /* We don't have a DMT section so this must be an object. Parse 4773 the module right now in order to compute its start address and 4774 end address. */ 4775 void *dst = PRIV (dst_section)->contents; 4776 4777 if (dst == NULL) 4778 return NULL; 4779 4780 module = new_module (abfd); 4781 parse_module (abfd, module, PRIV (dst_section)->contents, -1); 4782 list = module; 4783 } 4784 4785 return list; 4786} 4787 4788/* Calculate and return the name of the source file and the line nearest 4789 to the wanted location in the specified module. */ 4790 4791static bfd_boolean 4792module_find_nearest_line (bfd *abfd, struct module *module, bfd_vma addr, 4793 const char **file, const char **func, 4794 unsigned int *line) 4795{ 4796 struct funcinfo *funcinfo; 4797 struct lineinfo *lineinfo; 4798 struct srecinfo *srecinfo; 4799 bfd_boolean ret = FALSE; 4800 4801 /* Parse this module if that was not done at module creation. */ 4802 if (! IS_MODULE_PARSED (module)) 4803 { 4804 unsigned int size = module->size; 4805 unsigned int modbeg = PRIV (dst_section)->filepos + module->modbeg; 4806 unsigned char *buffer = (unsigned char *) bfd_malloc (module->size); 4807 4808 if (bfd_seek (abfd, modbeg, SEEK_SET) != 0 4809 || bfd_bread (buffer, size, abfd) != size) 4810 { 4811 bfd_set_error (bfd_error_no_debug_section); 4812 return FALSE; 4813 } 4814 4815 parse_module (abfd, module, buffer, size); 4816 free (buffer); 4817 } 4818 4819 /* Find out the function (if any) that contains the address. */ 4820 for (funcinfo = module->func_table; funcinfo; funcinfo = funcinfo->next) 4821 if (addr >= funcinfo->low && addr <= funcinfo->high) 4822 { 4823 *func = funcinfo->name; 4824 ret = TRUE; 4825 break; 4826 } 4827 4828 /* Find out the source file and the line nearest to the address. */ 4829 for (lineinfo = module->line_table; lineinfo; lineinfo = lineinfo->next) 4830 if (lineinfo->next && addr < lineinfo->next->address) 4831 { 4832 for (srecinfo = module->srec_table; srecinfo; srecinfo = srecinfo->next) 4833 if (srecinfo->next && lineinfo->line < srecinfo->next->line) 4834 { 4835 if (srecinfo->sfile > 0) 4836 { 4837 *file = module->file_table[srecinfo->sfile].name; 4838 *line = srecinfo->srec + lineinfo->line - srecinfo->line; 4839 } 4840 else 4841 { 4842 *file = module->name; 4843 *line = lineinfo->line; 4844 } 4845 return TRUE; 4846 } 4847 4848 break; 4849 } 4850 4851 return ret; 4852} 4853 4854/* Provided a BFD, a section and an offset into the section, calculate and 4855 return the name of the source file and the line nearest to the wanted 4856 location. */ 4857 4858static bfd_boolean 4859_bfd_vms_find_nearest_line (bfd *abfd, 4860 asymbol **symbols ATTRIBUTE_UNUSED, 4861 asection *section, 4862 bfd_vma offset, 4863 const char **file, 4864 const char **func, 4865 unsigned int *line, 4866 unsigned int *discriminator) 4867{ 4868 struct module *module; 4869 4870 /* What address are we looking for? */ 4871 bfd_vma addr = section->vma + offset; 4872 4873 *file = NULL; 4874 *func = NULL; 4875 *line = 0; 4876 if (discriminator) 4877 *discriminator = 0; 4878 4879 /* We can't do anything if there is no DST (debug symbol table). */ 4880 if (PRIV (dst_section) == NULL) 4881 return FALSE; 4882 4883 /* Create the module list - if not already done. */ 4884 if (PRIV (modules) == NULL) 4885 { 4886 PRIV (modules) = build_module_list (abfd); 4887 if (PRIV (modules) == NULL) 4888 return FALSE; 4889 } 4890 4891 for (module = PRIV (modules); module; module = module->next) 4892 if (addr >= module->low && addr <= module->high) 4893 return module_find_nearest_line (abfd, module, addr, file, func, line); 4894 4895 return FALSE; 4896} 4897 4898/* Canonicalizations. */ 4899/* Set name, value, section and flags of SYM from E. */ 4900 4901static bfd_boolean 4902alpha_vms_convert_symbol (bfd *abfd, struct vms_symbol_entry *e, asymbol *sym) 4903{ 4904 flagword flags; 4905 symvalue value; 4906 asection *sec; 4907 const char *name; 4908 4909 name = e->name; 4910 value = 0; 4911 flags = BSF_NO_FLAGS; 4912 sec = NULL; 4913 4914 switch (e->typ) 4915 { 4916 case EGSD__C_SYM: 4917 if (e->flags & EGSY__V_WEAK) 4918 flags |= BSF_WEAK; 4919 4920 if (e->flags & EGSY__V_DEF) 4921 { 4922 /* Symbol definition. */ 4923 flags |= BSF_GLOBAL; 4924 if (e->flags & EGSY__V_NORM) 4925 flags |= BSF_FUNCTION; 4926 value = e->value; 4927 sec = e->section; 4928 } 4929 else 4930 { 4931 /* Symbol reference. */ 4932 sec = bfd_und_section_ptr; 4933 } 4934 break; 4935 4936 case EGSD__C_SYMG: 4937 /* A universal symbol is by definition global... */ 4938 flags |= BSF_GLOBAL; 4939 4940 /* ...and dynamic in shared libraries. */ 4941 if (abfd->flags & DYNAMIC) 4942 flags |= BSF_DYNAMIC; 4943 4944 if (e->flags & EGSY__V_WEAK) 4945 flags |= BSF_WEAK; 4946 4947 if (!(e->flags & EGSY__V_DEF)) 4948 abort (); 4949 4950 if (e->flags & EGSY__V_NORM) 4951 flags |= BSF_FUNCTION; 4952 4953 value = e->value; 4954 /* sec = e->section; */ 4955 sec = bfd_abs_section_ptr; 4956 break; 4957 4958 default: 4959 return FALSE; 4960 } 4961 4962 sym->name = name; 4963 sym->section = sec; 4964 sym->flags = flags; 4965 sym->value = value; 4966 return TRUE; 4967} 4968 4969 4970/* Return the number of bytes required to store a vector of pointers 4971 to asymbols for all the symbols in the BFD abfd, including a 4972 terminal NULL pointer. If there are no symbols in the BFD, 4973 then return 0. If an error occurs, return -1. */ 4974 4975static long 4976alpha_vms_get_symtab_upper_bound (bfd *abfd) 4977{ 4978 vms_debug2 ((1, "alpha_vms_get_symtab_upper_bound (%p), %d symbols\n", 4979 abfd, PRIV (gsd_sym_count))); 4980 4981 return (PRIV (gsd_sym_count) + 1) * sizeof (asymbol *); 4982} 4983 4984/* Read the symbols from the BFD abfd, and fills in the vector 4985 location with pointers to the symbols and a trailing NULL. 4986 4987 Return number of symbols read. */ 4988 4989static long 4990alpha_vms_canonicalize_symtab (bfd *abfd, asymbol **symbols) 4991{ 4992 unsigned int i; 4993 4994 vms_debug2 ((1, "alpha_vms_canonicalize_symtab (%p, <ret>)\n", abfd)); 4995 4996 if (PRIV (csymbols) == NULL) 4997 { 4998 PRIV (csymbols) = (asymbol **) bfd_alloc 4999 (abfd, PRIV (gsd_sym_count) * sizeof (asymbol *)); 5000 5001 /* Traverse table and fill symbols vector. */ 5002 for (i = 0; i < PRIV (gsd_sym_count); i++) 5003 { 5004 struct vms_symbol_entry *e = PRIV (syms)[i]; 5005 asymbol *sym; 5006 5007 sym = bfd_make_empty_symbol (abfd); 5008 if (sym == NULL || !alpha_vms_convert_symbol (abfd, e, sym)) 5009 { 5010 bfd_release (abfd, PRIV (csymbols)); 5011 PRIV (csymbols) = NULL; 5012 return -1; 5013 } 5014 5015 PRIV (csymbols)[i] = sym; 5016 } 5017 } 5018 5019 if (symbols != NULL) 5020 { 5021 for (i = 0; i < PRIV (gsd_sym_count); i++) 5022 symbols[i] = PRIV (csymbols)[i]; 5023 symbols[i] = NULL; 5024 } 5025 5026 return PRIV (gsd_sym_count); 5027} 5028 5029/* Read and convert relocations from ETIR. We do it once for all sections. */ 5030 5031static bfd_boolean 5032alpha_vms_slurp_relocs (bfd *abfd) 5033{ 5034 int cur_psect = -1; 5035 5036 vms_debug2 ((3, "alpha_vms_slurp_relocs\n")); 5037 5038 /* We slurp relocs only once, for all sections. */ 5039 if (PRIV (reloc_done)) 5040 return TRUE; 5041 PRIV (reloc_done) = TRUE; 5042 5043 if (alpha_vms_canonicalize_symtab (abfd, NULL) < 0) 5044 return FALSE; 5045 5046 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 5047 return FALSE; 5048 5049 while (1) 5050 { 5051 unsigned char *begin; 5052 unsigned char *end; 5053 unsigned char *ptr; 5054 bfd_reloc_code_real_type reloc_code; 5055 int type; 5056 bfd_vma vaddr = 0; 5057 5058 int length; 5059 5060 bfd_vma cur_address; 5061 int cur_psidx = -1; 5062 unsigned char *cur_sym = NULL; 5063 int prev_cmd = -1; 5064 bfd_vma cur_addend = 0; 5065 5066 /* Skip non-ETIR records. */ 5067 type = _bfd_vms_get_object_record (abfd); 5068 if (type == EOBJ__C_EEOM) 5069 break; 5070 if (type != EOBJ__C_ETIR) 5071 continue; 5072 5073 begin = PRIV (recrd.rec) + 4; 5074 end = PRIV (recrd.rec) + PRIV (recrd.rec_size); 5075 5076 for (ptr = begin; ptr < end; ptr += length) 5077 { 5078 int cmd; 5079 5080 cmd = bfd_getl16 (ptr); 5081 length = bfd_getl16 (ptr + 2); 5082 5083 cur_address = vaddr; 5084 5085 vms_debug2 ((4, "alpha_vms_slurp_relocs: etir %s\n", 5086 _bfd_vms_etir_name (cmd))); 5087 5088 switch (cmd) 5089 { 5090 case ETIR__C_STA_GBL: /* ALPHA_R_REFLONG und_section, step 1 */ 5091 /* ALPHA_R_REFQUAD und_section, step 1 */ 5092 cur_sym = ptr + 4; 5093 prev_cmd = cmd; 5094 continue; 5095 5096 case ETIR__C_STA_PQ: /* ALPHA_R_REF{LONG|QUAD}, others part 1 */ 5097 cur_psidx = bfd_getl32 (ptr + 4); 5098 cur_addend = bfd_getl64 (ptr + 8); 5099 prev_cmd = cmd; 5100 continue; 5101 5102 case ETIR__C_CTL_SETRB: 5103 if (prev_cmd != ETIR__C_STA_PQ) 5104 { 5105 _bfd_error_handler 5106 /* xgettext:c-format */ 5107 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (prev_cmd), 5108 _bfd_vms_etir_name (cmd)); 5109 return FALSE; 5110 } 5111 cur_psect = cur_psidx; 5112 vaddr = cur_addend; 5113 cur_psidx = -1; 5114 cur_addend = 0; 5115 continue; 5116 5117 case ETIR__C_STA_LW: /* ALPHA_R_REFLONG abs_section, step 1 */ 5118 /* ALPHA_R_REFLONG und_section, step 2 */ 5119 if (prev_cmd != -1) 5120 { 5121 if (prev_cmd != ETIR__C_STA_GBL) 5122 { 5123 _bfd_error_handler 5124 /* xgettext:c-format */ 5125 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5126 _bfd_vms_etir_name (ETIR__C_STA_LW)); 5127 return FALSE; 5128 } 5129 } 5130 cur_addend = bfd_getl32 (ptr + 4); 5131 prev_cmd = cmd; 5132 continue; 5133 5134 case ETIR__C_STA_QW: /* ALPHA_R_REFQUAD abs_section, step 1 */ 5135 /* ALPHA_R_REFQUAD und_section, step 2 */ 5136 if (prev_cmd != -1 && prev_cmd != ETIR__C_STA_GBL) 5137 { 5138 _bfd_error_handler 5139 /* xgettext:c-format */ 5140 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5141 _bfd_vms_etir_name (ETIR__C_STA_QW)); 5142 return FALSE; 5143 } 5144 cur_addend = bfd_getl64 (ptr + 4); 5145 prev_cmd = cmd; 5146 continue; 5147 5148 case ETIR__C_STO_LW: /* ALPHA_R_REFLONG und_section, step 4 */ 5149 /* ALPHA_R_REFLONG abs_section, step 2 */ 5150 /* ALPHA_R_REFLONG others, step 2 */ 5151 if (prev_cmd != ETIR__C_OPR_ADD 5152 && prev_cmd != ETIR__C_STA_LW 5153 && prev_cmd != ETIR__C_STA_PQ) 5154 { 5155 /* xgettext:c-format */ 5156 _bfd_error_handler (_("unknown reloc %s + %s"), 5157 _bfd_vms_etir_name (prev_cmd), 5158 _bfd_vms_etir_name (ETIR__C_STO_LW)); 5159 return FALSE; 5160 } 5161 reloc_code = BFD_RELOC_32; 5162 break; 5163 5164 case ETIR__C_STO_QW: /* ALPHA_R_REFQUAD und_section, step 4 */ 5165 /* ALPHA_R_REFQUAD abs_section, step 2 */ 5166 if (prev_cmd != ETIR__C_OPR_ADD && prev_cmd != ETIR__C_STA_QW) 5167 { 5168 /* xgettext:c-format */ 5169 _bfd_error_handler (_("unknown reloc %s + %s"), 5170 _bfd_vms_etir_name (prev_cmd), 5171 _bfd_vms_etir_name (ETIR__C_STO_QW)); 5172 return FALSE; 5173 } 5174 reloc_code = BFD_RELOC_64; 5175 break; 5176 5177 case ETIR__C_STO_OFF: /* ALPHA_R_REFQUAD others, step 2 */ 5178 if (prev_cmd != ETIR__C_STA_PQ) 5179 { 5180 /* xgettext:c-format */ 5181 _bfd_error_handler (_("unknown reloc %s + %s"), 5182 _bfd_vms_etir_name (prev_cmd), 5183 _bfd_vms_etir_name (ETIR__C_STO_OFF)); 5184 return FALSE; 5185 } 5186 reloc_code = BFD_RELOC_64; 5187 break; 5188 5189 case ETIR__C_OPR_ADD: /* ALPHA_R_REFLONG und_section, step 3 */ 5190 /* ALPHA_R_REFQUAD und_section, step 3 */ 5191 if (prev_cmd != ETIR__C_STA_LW && prev_cmd != ETIR__C_STA_QW) 5192 { 5193 /* xgettext:c-format */ 5194 _bfd_error_handler (_("unknown reloc %s + %s"), 5195 _bfd_vms_etir_name (prev_cmd), 5196 _bfd_vms_etir_name (ETIR__C_OPR_ADD)); 5197 return FALSE; 5198 } 5199 prev_cmd = ETIR__C_OPR_ADD; 5200 continue; 5201 5202 case ETIR__C_STO_CA: /* ALPHA_R_CODEADDR */ 5203 reloc_code = BFD_RELOC_ALPHA_CODEADDR; 5204 cur_sym = ptr + 4; 5205 break; 5206 5207 case ETIR__C_STO_GBL: /* ALPHA_R_REFQUAD und_section */ 5208 reloc_code = BFD_RELOC_64; 5209 cur_sym = ptr + 4; 5210 break; 5211 5212 case ETIR__C_STO_GBL_LW: /* ALPHA_R_REFLONG und_section */ 5213 reloc_code = BFD_RELOC_32; 5214 cur_sym = ptr + 4; 5215 break; 5216 5217 case ETIR__C_STC_LP_PSB: /* ALPHA_R_LINKAGE */ 5218 reloc_code = BFD_RELOC_ALPHA_LINKAGE; 5219 cur_sym = ptr + 8; 5220 break; 5221 5222 case ETIR__C_STC_NOP_GBL: /* ALPHA_R_NOP */ 5223 reloc_code = BFD_RELOC_ALPHA_NOP; 5224 goto call_reloc; 5225 5226 case ETIR__C_STC_BSR_GBL: /* ALPHA_R_BSR */ 5227 reloc_code = BFD_RELOC_ALPHA_BSR; 5228 goto call_reloc; 5229 5230 case ETIR__C_STC_LDA_GBL: /* ALPHA_R_LDA */ 5231 reloc_code = BFD_RELOC_ALPHA_LDA; 5232 goto call_reloc; 5233 5234 case ETIR__C_STC_BOH_GBL: /* ALPHA_R_BOH */ 5235 reloc_code = BFD_RELOC_ALPHA_BOH; 5236 goto call_reloc; 5237 5238 call_reloc: 5239 cur_sym = ptr + 4 + 32; 5240 cur_address = bfd_getl64 (ptr + 4 + 8); 5241 cur_addend = bfd_getl64 (ptr + 4 + 24); 5242 break; 5243 5244 case ETIR__C_STO_IMM: 5245 vaddr += bfd_getl32 (ptr + 4); 5246 continue; 5247 5248 default: 5249 _bfd_error_handler (_("unknown reloc %s"), 5250 _bfd_vms_etir_name (cmd)); 5251 return FALSE; 5252 } 5253 5254 { 5255 asection *sec; 5256 struct vms_section_data_struct *vms_sec; 5257 arelent *reloc; 5258 bfd_size_type size; 5259 5260 /* Get section to which the relocation applies. */ 5261 if (cur_psect < 0 || cur_psect > (int)PRIV (section_count)) 5262 { 5263 _bfd_error_handler (_("invalid section index in ETIR")); 5264 return FALSE; 5265 } 5266 5267 if (PRIV (sections) == NULL) 5268 return FALSE; 5269 sec = PRIV (sections)[cur_psect]; 5270 if (sec == bfd_abs_section_ptr) 5271 { 5272 _bfd_error_handler (_("relocation for non-REL psect")); 5273 return FALSE; 5274 } 5275 5276 vms_sec = vms_section_data (sec); 5277 5278 /* Allocate a reloc entry. */ 5279 if (sec->reloc_count >= vms_sec->reloc_max) 5280 { 5281 if (vms_sec->reloc_max == 0) 5282 { 5283 vms_sec->reloc_max = 64; 5284 sec->relocation = bfd_zmalloc 5285 (vms_sec->reloc_max * sizeof (arelent)); 5286 } 5287 else 5288 { 5289 vms_sec->reloc_max *= 2; 5290 sec->relocation = bfd_realloc 5291 (sec->relocation, vms_sec->reloc_max * sizeof (arelent)); 5292 } 5293 } 5294 reloc = &sec->relocation[sec->reloc_count]; 5295 sec->reloc_count++; 5296 5297 reloc->howto = bfd_reloc_type_lookup (abfd, reloc_code); 5298 5299 if (cur_sym != NULL) 5300 { 5301 unsigned int j; 5302 unsigned int symlen = *cur_sym; 5303 asymbol **sym; 5304 5305 /* Linear search. */ 5306 symlen = *cur_sym; 5307 cur_sym++; 5308 sym = NULL; 5309 5310 for (j = 0; j < PRIV (gsd_sym_count); j++) 5311 if (PRIV (syms)[j]->namelen == symlen 5312 && memcmp (PRIV (syms)[j]->name, cur_sym, symlen) == 0) 5313 { 5314 sym = &PRIV (csymbols)[j]; 5315 break; 5316 } 5317 if (sym == NULL) 5318 { 5319 _bfd_error_handler (_("unknown symbol in command %s"), 5320 _bfd_vms_etir_name (cmd)); 5321 reloc->sym_ptr_ptr = NULL; 5322 } 5323 else 5324 reloc->sym_ptr_ptr = sym; 5325 } 5326 else if (cur_psidx >= 0) 5327 { 5328 if (PRIV (sections) == NULL || cur_psidx >= (int) PRIV (section_count)) 5329 return FALSE; 5330 reloc->sym_ptr_ptr = 5331 PRIV (sections)[cur_psidx]->symbol_ptr_ptr; 5332 } 5333 else 5334 reloc->sym_ptr_ptr = NULL; 5335 5336 reloc->address = cur_address; 5337 reloc->addend = cur_addend; 5338 5339 if (reloc_code == ALPHA_R_LINKAGE) 5340 size = 16; 5341 else 5342 size = bfd_get_reloc_size (reloc->howto); 5343 vaddr += size; 5344 } 5345 5346 cur_addend = 0; 5347 prev_cmd = -1; 5348 cur_sym = NULL; 5349 cur_psidx = -1; 5350 } 5351 } 5352 vms_debug2 ((3, "alpha_vms_slurp_relocs: result = TRUE\n")); 5353 5354 return TRUE; 5355} 5356 5357/* Return the number of bytes required to store the relocation 5358 information associated with the given section. */ 5359 5360static long 5361alpha_vms_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *section) 5362{ 5363 alpha_vms_slurp_relocs (abfd); 5364 5365 return (section->reloc_count + 1) * sizeof (arelent *); 5366} 5367 5368/* Convert relocations from VMS (external) form into BFD internal 5369 form. Return the number of relocations. */ 5370 5371static long 5372alpha_vms_canonicalize_reloc (bfd *abfd, asection *section, arelent **relptr, 5373 asymbol **symbols ATTRIBUTE_UNUSED) 5374{ 5375 arelent *tblptr; 5376 int count; 5377 5378 if (!alpha_vms_slurp_relocs (abfd)) 5379 return -1; 5380 5381 count = section->reloc_count; 5382 tblptr = section->relocation; 5383 5384 while (count--) 5385 *relptr++ = tblptr++; 5386 5387 *relptr = (arelent *) NULL; 5388 return section->reloc_count; 5389} 5390 5391/* Install a new set of internal relocs. */ 5392 5393#define alpha_vms_set_reloc _bfd_generic_set_reloc 5394 5395 5396/* This is just copied from ecoff-alpha, needs to be fixed probably. */ 5397 5398/* How to process the various reloc types. */ 5399 5400static bfd_reloc_status_type 5401reloc_nil (bfd * abfd ATTRIBUTE_UNUSED, 5402 arelent *reloc ATTRIBUTE_UNUSED, 5403 asymbol *sym ATTRIBUTE_UNUSED, 5404 void * data ATTRIBUTE_UNUSED, 5405 asection *sec ATTRIBUTE_UNUSED, 5406 bfd *output_bfd ATTRIBUTE_UNUSED, 5407 char **error_message ATTRIBUTE_UNUSED) 5408{ 5409#if VMS_DEBUG 5410 vms_debug (1, "reloc_nil (abfd %p, output_bfd %p)\n", abfd, output_bfd); 5411 vms_debug (2, "In section %s, symbol %s\n", 5412 sec->name, sym->name); 5413 vms_debug (2, "reloc sym %s, addr %08lx, addend %08lx, reloc is a %s\n", 5414 reloc->sym_ptr_ptr[0]->name, 5415 (unsigned long)reloc->address, 5416 (unsigned long)reloc->addend, reloc->howto->name); 5417 vms_debug (2, "data at %p\n", data); 5418 /* _bfd_hexdump (2, data, bfd_get_reloc_size (reloc->howto), 0); */ 5419#endif 5420 5421 return bfd_reloc_ok; 5422} 5423 5424/* In case we're on a 32-bit machine, construct a 64-bit "-1" value 5425 from smaller values. Start with zero, widen, *then* decrement. */ 5426#define MINUS_ONE (((bfd_vma)0) - 1) 5427 5428static reloc_howto_type alpha_howto_table[] = 5429{ 5430 HOWTO (ALPHA_R_IGNORE, /* Type. */ 5431 0, /* Rightshift. */ 5432 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5433 8, /* Bitsize. */ 5434 TRUE, /* PC relative. */ 5435 0, /* Bitpos. */ 5436 complain_overflow_dont,/* Complain_on_overflow. */ 5437 reloc_nil, /* Special_function. */ 5438 "IGNORE", /* Name. */ 5439 TRUE, /* Partial_inplace. */ 5440 0, /* Source mask */ 5441 0, /* Dest mask. */ 5442 TRUE), /* PC rel offset. */ 5443 5444 /* A 64 bit reference to a symbol. */ 5445 HOWTO (ALPHA_R_REFQUAD, /* Type. */ 5446 0, /* Rightshift. */ 5447 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5448 64, /* Bitsize. */ 5449 FALSE, /* PC relative. */ 5450 0, /* Bitpos. */ 5451 complain_overflow_bitfield, /* Complain_on_overflow. */ 5452 reloc_nil, /* Special_function. */ 5453 "REFQUAD", /* Name. */ 5454 TRUE, /* Partial_inplace. */ 5455 MINUS_ONE, /* Source mask. */ 5456 MINUS_ONE, /* Dest mask. */ 5457 FALSE), /* PC rel offset. */ 5458 5459 /* A 21 bit branch. The native assembler generates these for 5460 branches within the text segment, and also fills in the PC 5461 relative offset in the instruction. */ 5462 HOWTO (ALPHA_R_BRADDR, /* Type. */ 5463 2, /* Rightshift. */ 5464 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5465 21, /* Bitsize. */ 5466 TRUE, /* PC relative. */ 5467 0, /* Bitpos. */ 5468 complain_overflow_signed, /* Complain_on_overflow. */ 5469 reloc_nil, /* Special_function. */ 5470 "BRADDR", /* Name. */ 5471 TRUE, /* Partial_inplace. */ 5472 0x1fffff, /* Source mask. */ 5473 0x1fffff, /* Dest mask. */ 5474 FALSE), /* PC rel offset. */ 5475 5476 /* A hint for a jump to a register. */ 5477 HOWTO (ALPHA_R_HINT, /* Type. */ 5478 2, /* Rightshift. */ 5479 1, /* Size (0 = byte, 1 = short, 2 = long). */ 5480 14, /* Bitsize. */ 5481 TRUE, /* PC relative. */ 5482 0, /* Bitpos. */ 5483 complain_overflow_dont,/* Complain_on_overflow. */ 5484 reloc_nil, /* Special_function. */ 5485 "HINT", /* Name. */ 5486 TRUE, /* Partial_inplace. */ 5487 0x3fff, /* Source mask. */ 5488 0x3fff, /* Dest mask. */ 5489 FALSE), /* PC rel offset. */ 5490 5491 /* 16 bit PC relative offset. */ 5492 HOWTO (ALPHA_R_SREL16, /* Type. */ 5493 0, /* Rightshift. */ 5494 1, /* Size (0 = byte, 1 = short, 2 = long). */ 5495 16, /* Bitsize. */ 5496 TRUE, /* PC relative. */ 5497 0, /* Bitpos. */ 5498 complain_overflow_signed, /* Complain_on_overflow. */ 5499 reloc_nil, /* Special_function. */ 5500 "SREL16", /* Name. */ 5501 TRUE, /* Partial_inplace. */ 5502 0xffff, /* Source mask. */ 5503 0xffff, /* Dest mask. */ 5504 FALSE), /* PC rel offset. */ 5505 5506 /* 32 bit PC relative offset. */ 5507 HOWTO (ALPHA_R_SREL32, /* Type. */ 5508 0, /* Rightshift. */ 5509 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5510 32, /* Bitsize. */ 5511 TRUE, /* PC relative. */ 5512 0, /* Bitpos. */ 5513 complain_overflow_signed, /* Complain_on_overflow. */ 5514 reloc_nil, /* Special_function. */ 5515 "SREL32", /* Name. */ 5516 TRUE, /* Partial_inplace. */ 5517 0xffffffff, /* Source mask. */ 5518 0xffffffff, /* Dest mask. */ 5519 FALSE), /* PC rel offset. */ 5520 5521 /* A 64 bit PC relative offset. */ 5522 HOWTO (ALPHA_R_SREL64, /* Type. */ 5523 0, /* Rightshift. */ 5524 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5525 64, /* Bitsize. */ 5526 TRUE, /* PC relative. */ 5527 0, /* Bitpos. */ 5528 complain_overflow_signed, /* Complain_on_overflow. */ 5529 reloc_nil, /* Special_function. */ 5530 "SREL64", /* Name. */ 5531 TRUE, /* Partial_inplace. */ 5532 MINUS_ONE, /* Source mask. */ 5533 MINUS_ONE, /* Dest mask. */ 5534 FALSE), /* PC rel offset. */ 5535 5536 /* Push a value on the reloc evaluation stack. */ 5537 HOWTO (ALPHA_R_OP_PUSH, /* Type. */ 5538 0, /* Rightshift. */ 5539 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5540 0, /* Bitsize. */ 5541 FALSE, /* PC relative. */ 5542 0, /* Bitpos. */ 5543 complain_overflow_dont,/* Complain_on_overflow. */ 5544 reloc_nil, /* Special_function. */ 5545 "OP_PUSH", /* Name. */ 5546 FALSE, /* Partial_inplace. */ 5547 0, /* Source mask. */ 5548 0, /* Dest mask. */ 5549 FALSE), /* PC rel offset. */ 5550 5551 /* Store the value from the stack at the given address. Store it in 5552 a bitfield of size r_size starting at bit position r_offset. */ 5553 HOWTO (ALPHA_R_OP_STORE, /* Type. */ 5554 0, /* Rightshift. */ 5555 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5556 64, /* Bitsize. */ 5557 FALSE, /* PC relative. */ 5558 0, /* Bitpos. */ 5559 complain_overflow_dont,/* Complain_on_overflow. */ 5560 reloc_nil, /* Special_function. */ 5561 "OP_STORE", /* Name. */ 5562 FALSE, /* Partial_inplace. */ 5563 0, /* Source mask. */ 5564 MINUS_ONE, /* Dest mask. */ 5565 FALSE), /* PC rel offset. */ 5566 5567 /* Subtract the reloc address from the value on the top of the 5568 relocation stack. */ 5569 HOWTO (ALPHA_R_OP_PSUB, /* Type. */ 5570 0, /* Rightshift. */ 5571 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5572 0, /* Bitsize. */ 5573 FALSE, /* PC relative. */ 5574 0, /* Bitpos. */ 5575 complain_overflow_dont,/* Complain_on_overflow. */ 5576 reloc_nil, /* Special_function. */ 5577 "OP_PSUB", /* Name. */ 5578 FALSE, /* Partial_inplace. */ 5579 0, /* Source mask. */ 5580 0, /* Dest mask. */ 5581 FALSE), /* PC rel offset. */ 5582 5583 /* Shift the value on the top of the relocation stack right by the 5584 given value. */ 5585 HOWTO (ALPHA_R_OP_PRSHIFT, /* Type. */ 5586 0, /* Rightshift. */ 5587 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5588 0, /* Bitsize. */ 5589 FALSE, /* PC relative. */ 5590 0, /* Bitpos. */ 5591 complain_overflow_dont,/* Complain_on_overflow. */ 5592 reloc_nil, /* Special_function. */ 5593 "OP_PRSHIFT", /* Name. */ 5594 FALSE, /* Partial_inplace. */ 5595 0, /* Source mask. */ 5596 0, /* Dest mask. */ 5597 FALSE), /* PC rel offset. */ 5598 5599 /* Hack. Linkage is done by linker. */ 5600 HOWTO (ALPHA_R_LINKAGE, /* Type. */ 5601 0, /* Rightshift. */ 5602 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5603 0, /* Bitsize. */ 5604 FALSE, /* PC relative. */ 5605 0, /* Bitpos. */ 5606 complain_overflow_dont,/* Complain_on_overflow. */ 5607 reloc_nil, /* Special_function. */ 5608 "LINKAGE", /* Name. */ 5609 FALSE, /* Partial_inplace. */ 5610 0, /* Source mask. */ 5611 0, /* Dest mask. */ 5612 FALSE), /* PC rel offset. */ 5613 5614 /* A 32 bit reference to a symbol. */ 5615 HOWTO (ALPHA_R_REFLONG, /* Type. */ 5616 0, /* Rightshift. */ 5617 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5618 32, /* Bitsize. */ 5619 FALSE, /* PC relative. */ 5620 0, /* Bitpos. */ 5621 complain_overflow_bitfield, /* Complain_on_overflow. */ 5622 reloc_nil, /* Special_function. */ 5623 "REFLONG", /* Name. */ 5624 TRUE, /* Partial_inplace. */ 5625 0xffffffff, /* Source mask. */ 5626 0xffffffff, /* Dest mask. */ 5627 FALSE), /* PC rel offset. */ 5628 5629 /* A 64 bit reference to a procedure, written as 32 bit value. */ 5630 HOWTO (ALPHA_R_CODEADDR, /* Type. */ 5631 0, /* Rightshift. */ 5632 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5633 64, /* Bitsize. */ 5634 FALSE, /* PC relative. */ 5635 0, /* Bitpos. */ 5636 complain_overflow_signed,/* Complain_on_overflow. */ 5637 reloc_nil, /* Special_function. */ 5638 "CODEADDR", /* Name. */ 5639 FALSE, /* Partial_inplace. */ 5640 0xffffffff, /* Source mask. */ 5641 0xffffffff, /* Dest mask. */ 5642 FALSE), /* PC rel offset. */ 5643 5644 HOWTO (ALPHA_R_NOP, /* Type. */ 5645 0, /* Rightshift. */ 5646 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5647 0, /* Bitsize. */ 5648 /* The following value must match that of ALPHA_R_BSR/ALPHA_R_BOH 5649 because the calculations for the 3 relocations are the same. 5650 See B.4.5.2 of the OpenVMS Linker Utility Manual. */ 5651 TRUE, /* PC relative. */ 5652 0, /* Bitpos. */ 5653 complain_overflow_dont,/* Complain_on_overflow. */ 5654 reloc_nil, /* Special_function. */ 5655 "NOP", /* Name. */ 5656 FALSE, /* Partial_inplace. */ 5657 0xffffffff, /* Source mask. */ 5658 0xffffffff, /* Dest mask. */ 5659 FALSE), /* PC rel offset. */ 5660 5661 HOWTO (ALPHA_R_BSR, /* Type. */ 5662 0, /* Rightshift. */ 5663 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5664 0, /* Bitsize. */ 5665 TRUE, /* PC relative. */ 5666 0, /* Bitpos. */ 5667 complain_overflow_dont,/* Complain_on_overflow. */ 5668 reloc_nil, /* Special_function. */ 5669 "BSR", /* Name. */ 5670 FALSE, /* Partial_inplace. */ 5671 0xffffffff, /* Source mask. */ 5672 0xffffffff, /* Dest mask. */ 5673 FALSE), /* PC rel offset. */ 5674 5675 HOWTO (ALPHA_R_LDA, /* Type. */ 5676 0, /* Rightshift. */ 5677 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5678 0, /* Bitsize. */ 5679 FALSE, /* PC relative. */ 5680 0, /* Bitpos. */ 5681 complain_overflow_dont,/* Complain_on_overflow. */ 5682 reloc_nil, /* Special_function. */ 5683 "LDA", /* Name. */ 5684 FALSE, /* Partial_inplace. */ 5685 0xffffffff, /* Source mask. */ 5686 0xffffffff, /* Dest mask. */ 5687 FALSE), /* PC rel offset. */ 5688 5689 HOWTO (ALPHA_R_BOH, /* Type. */ 5690 0, /* Rightshift. */ 5691 3, /* Size (0 = byte, 1 = short, 2 = long, 3 = nil). */ 5692 0, /* Bitsize. */ 5693 TRUE, /* PC relative. */ 5694 0, /* Bitpos. */ 5695 complain_overflow_dont,/* Complain_on_overflow. */ 5696 reloc_nil, /* Special_function. */ 5697 "BOH", /* Name. */ 5698 FALSE, /* Partial_inplace. */ 5699 0xffffffff, /* Source mask. */ 5700 0xffffffff, /* Dest mask. */ 5701 FALSE), /* PC rel offset. */ 5702}; 5703 5704/* Return a pointer to a howto structure which, when invoked, will perform 5705 the relocation code on data from the architecture noted. */ 5706 5707static reloc_howto_type * 5708alpha_vms_bfd_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, 5709 bfd_reloc_code_real_type code) 5710{ 5711 int alpha_type; 5712 5713 vms_debug2 ((1, "vms_bfd_reloc_type_lookup (%p, %d)\t", abfd, code)); 5714 5715 switch (code) 5716 { 5717 case BFD_RELOC_16: alpha_type = ALPHA_R_SREL16; break; 5718 case BFD_RELOC_32: alpha_type = ALPHA_R_REFLONG; break; 5719 case BFD_RELOC_64: alpha_type = ALPHA_R_REFQUAD; break; 5720 case BFD_RELOC_CTOR: alpha_type = ALPHA_R_REFQUAD; break; 5721 case BFD_RELOC_23_PCREL_S2: alpha_type = ALPHA_R_BRADDR; break; 5722 case BFD_RELOC_ALPHA_HINT: alpha_type = ALPHA_R_HINT; break; 5723 case BFD_RELOC_16_PCREL: alpha_type = ALPHA_R_SREL16; break; 5724 case BFD_RELOC_32_PCREL: alpha_type = ALPHA_R_SREL32; break; 5725 case BFD_RELOC_64_PCREL: alpha_type = ALPHA_R_SREL64; break; 5726 case BFD_RELOC_ALPHA_LINKAGE: alpha_type = ALPHA_R_LINKAGE; break; 5727 case BFD_RELOC_ALPHA_CODEADDR: alpha_type = ALPHA_R_CODEADDR; break; 5728 case BFD_RELOC_ALPHA_NOP: alpha_type = ALPHA_R_NOP; break; 5729 case BFD_RELOC_ALPHA_BSR: alpha_type = ALPHA_R_BSR; break; 5730 case BFD_RELOC_ALPHA_LDA: alpha_type = ALPHA_R_LDA; break; 5731 case BFD_RELOC_ALPHA_BOH: alpha_type = ALPHA_R_BOH; break; 5732 default: 5733 _bfd_error_handler (_("reloc (%d) is *UNKNOWN*"), code); 5734 return NULL; 5735 } 5736 vms_debug2 ((2, "reloc is %s\n", alpha_howto_table[alpha_type].name)); 5737 return & alpha_howto_table[alpha_type]; 5738} 5739 5740static reloc_howto_type * 5741alpha_vms_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 5742 const char *r_name) 5743{ 5744 unsigned int i; 5745 5746 for (i = 0; 5747 i < sizeof (alpha_howto_table) / sizeof (alpha_howto_table[0]); 5748 i++) 5749 if (alpha_howto_table[i].name != NULL 5750 && strcasecmp (alpha_howto_table[i].name, r_name) == 0) 5751 return &alpha_howto_table[i]; 5752 5753 return NULL; 5754} 5755 5756static long 5757alpha_vms_get_synthetic_symtab (bfd *abfd, 5758 long symcount ATTRIBUTE_UNUSED, 5759 asymbol **usyms ATTRIBUTE_UNUSED, 5760 long dynsymcount ATTRIBUTE_UNUSED, 5761 asymbol **dynsyms ATTRIBUTE_UNUSED, 5762 asymbol **ret) 5763{ 5764 asymbol *syms; 5765 unsigned int i; 5766 unsigned int n = 0; 5767 5768 syms = (asymbol *) bfd_malloc (PRIV (norm_sym_count) * sizeof (asymbol)); 5769 *ret = syms; 5770 if (syms == NULL) 5771 return -1; 5772 5773 for (i = 0; i < PRIV (gsd_sym_count); i++) 5774 { 5775 struct vms_symbol_entry *e = PRIV (syms)[i]; 5776 asymbol *sym; 5777 flagword flags; 5778 symvalue value; 5779 asection *sec; 5780 const char *name; 5781 char *sname; 5782 int l; 5783 5784 name = e->name; 5785 value = 0; 5786 flags = BSF_LOCAL | BSF_SYNTHETIC; 5787 sec = NULL; 5788 5789 switch (e->typ) 5790 { 5791 case EGSD__C_SYM: 5792 case EGSD__C_SYMG: 5793 if ((e->flags & EGSY__V_DEF) && (e->flags & EGSY__V_NORM)) 5794 { 5795 value = e->code_value; 5796 sec = e->code_section; 5797 } 5798 else 5799 continue; 5800 break; 5801 5802 default: 5803 continue; 5804 } 5805 5806 l = strlen (name); 5807 sname = bfd_alloc (abfd, l + 5); 5808 if (sname == NULL) 5809 return FALSE; 5810 memcpy (sname, name, l); 5811 memcpy (sname + l, "..en", 5); 5812 5813 sym = &syms[n++]; 5814 sym->name = sname; 5815 sym->section = sec; 5816 sym->flags = flags; 5817 sym->value = value; 5818 sym->udata.p = NULL; 5819 } 5820 5821 return n; 5822} 5823 5824/* Private dump. */ 5825 5826static const char * 5827vms_time_to_str (unsigned char *buf) 5828{ 5829 time_t t = vms_rawtime_to_time_t (buf); 5830 char *res = ctime (&t); 5831 5832 if (!res) 5833 res = "*invalid time*"; 5834 else 5835 res[24] = 0; 5836 return res; 5837} 5838 5839static void 5840evax_bfd_print_emh (FILE *file, unsigned char *rec, unsigned int rec_len) 5841{ 5842 struct vms_emh_common *emh = (struct vms_emh_common *)rec; 5843 unsigned int subtype; 5844 int extra; 5845 5846 subtype = (unsigned) bfd_getl16 (emh->subtyp); 5847 5848 /* xgettext:c-format */ 5849 fprintf (file, _(" EMH %u (len=%u): "), subtype, rec_len); 5850 5851 /* PR 21618: Check for invalid lengths. */ 5852 if (rec_len < sizeof (* emh)) 5853 { 5854 fprintf (file, _(" Error: The length is less than the length of an EMH record\n")); 5855 return; 5856 } 5857 extra = rec_len - sizeof (struct vms_emh_common); 5858 5859 switch (subtype) 5860 { 5861 case EMH__C_MHD: 5862 { 5863 struct vms_emh_mhd *mhd = (struct vms_emh_mhd *) rec; 5864 const char * name; 5865 const char * nextname; 5866 const char * maxname; 5867 5868 /* PR 21840: Check for invalid lengths. */ 5869 if (rec_len < sizeof (* mhd)) 5870 { 5871 fprintf (file, _(" Error: The record length is less than the size of an EMH_MHD record\n")); 5872 return; 5873 } 5874 fprintf (file, _("Module header\n")); 5875 fprintf (file, _(" structure level: %u\n"), mhd->strlvl); 5876 fprintf (file, _(" max record size: %u\n"), 5877 (unsigned) bfd_getl32 (mhd->recsiz)); 5878 name = (char *)(mhd + 1); 5879 maxname = (char *) rec + rec_len; 5880 if (name > maxname - 2) 5881 { 5882 fprintf (file, _(" Error: The module name is missing\n")); 5883 return; 5884 } 5885 nextname = name + name[0] + 1; 5886 if (nextname >= maxname) 5887 { 5888 fprintf (file, _(" Error: The module name is too long\n")); 5889 return; 5890 } 5891 fprintf (file, _(" module name : %.*s\n"), name[0], name + 1); 5892 name = nextname; 5893 if (name > maxname - 2) 5894 { 5895 fprintf (file, _(" Error: The module version is missing\n")); 5896 return; 5897 } 5898 nextname = name + name[0] + 1; 5899 if (nextname >= maxname) 5900 { 5901 fprintf (file, _(" Error: The module version is too long\n")); 5902 return; 5903 } 5904 fprintf (file, _(" module version : %.*s\n"), name[0], name + 1); 5905 name = nextname; 5906 if ((maxname - name) < 17 && maxname[-1] != 0) 5907 fprintf (file, _(" Error: The compile date is truncated\n")); 5908 else 5909 fprintf (file, _(" compile date : %.17s\n"), name); 5910 } 5911 break; 5912 5913 case EMH__C_LNM: 5914 fprintf (file, _("Language Processor Name\n")); 5915 fprintf (file, _(" language name: %.*s\n"), extra, (char *)(emh + 1)); 5916 break; 5917 5918 case EMH__C_SRC: 5919 fprintf (file, _("Source Files Header\n")); 5920 fprintf (file, _(" file: %.*s\n"), extra, (char *)(emh + 1)); 5921 break; 5922 5923 case EMH__C_TTL: 5924 fprintf (file, _("Title Text Header\n")); 5925 fprintf (file, _(" title: %.*s\n"), extra, (char *)(emh + 1)); 5926 break; 5927 5928 case EMH__C_CPR: 5929 fprintf (file, _("Copyright Header\n")); 5930 fprintf (file, _(" copyright: %.*s\n"), extra, (char *)(emh + 1)); 5931 break; 5932 5933 default: 5934 fprintf (file, _("unhandled emh subtype %u\n"), subtype); 5935 break; 5936 } 5937} 5938 5939static void 5940evax_bfd_print_eeom (FILE *file, unsigned char *rec, unsigned int rec_len) 5941{ 5942 struct vms_eeom *eeom = (struct vms_eeom *)rec; 5943 5944 fprintf (file, _(" EEOM (len=%u):\n"), rec_len); 5945 5946 /* PR 21618: Check for invalid lengths. */ 5947 if (rec_len < sizeof (* eeom)) 5948 { 5949 fprintf (file, _(" Error: The length is less than the length of an EEOM record\n")); 5950 return; 5951 } 5952 5953 fprintf (file, _(" number of cond linkage pairs: %u\n"), 5954 (unsigned)bfd_getl32 (eeom->total_lps)); 5955 fprintf (file, _(" completion code: %u\n"), 5956 (unsigned)bfd_getl16 (eeom->comcod)); 5957 if (rec_len > 10) 5958 { 5959 fprintf (file, _(" transfer addr flags: 0x%02x\n"), eeom->tfrflg); 5960 fprintf (file, _(" transfer addr psect: %u\n"), 5961 (unsigned)bfd_getl32 (eeom->psindx)); 5962 fprintf (file, _(" transfer address : 0x%08x\n"), 5963 (unsigned)bfd_getl32 (eeom->tfradr)); 5964 } 5965} 5966 5967static void 5968exav_bfd_print_egsy_flags (unsigned int flags, FILE *file) 5969{ 5970 if (flags & EGSY__V_WEAK) 5971 fputs (_(" WEAK"), file); 5972 if (flags & EGSY__V_DEF) 5973 fputs (_(" DEF"), file); 5974 if (flags & EGSY__V_UNI) 5975 fputs (_(" UNI"), file); 5976 if (flags & EGSY__V_REL) 5977 fputs (_(" REL"), file); 5978 if (flags & EGSY__V_COMM) 5979 fputs (_(" COMM"), file); 5980 if (flags & EGSY__V_VECEP) 5981 fputs (_(" VECEP"), file); 5982 if (flags & EGSY__V_NORM) 5983 fputs (_(" NORM"), file); 5984 if (flags & EGSY__V_QUAD_VAL) 5985 fputs (_(" QVAL"), file); 5986} 5987 5988static void 5989evax_bfd_print_egsd_flags (FILE *file, unsigned int flags) 5990{ 5991 if (flags & EGPS__V_PIC) 5992 fputs (_(" PIC"), file); 5993 if (flags & EGPS__V_LIB) 5994 fputs (_(" LIB"), file); 5995 if (flags & EGPS__V_OVR) 5996 fputs (_(" OVR"), file); 5997 if (flags & EGPS__V_REL) 5998 fputs (_(" REL"), file); 5999 if (flags & EGPS__V_GBL) 6000 fputs (_(" GBL"), file); 6001 if (flags & EGPS__V_SHR) 6002 fputs (_(" SHR"), file); 6003 if (flags & EGPS__V_EXE) 6004 fputs (_(" EXE"), file); 6005 if (flags & EGPS__V_RD) 6006 fputs (_(" RD"), file); 6007 if (flags & EGPS__V_WRT) 6008 fputs (_(" WRT"), file); 6009 if (flags & EGPS__V_VEC) 6010 fputs (_(" VEC"), file); 6011 if (flags & EGPS__V_NOMOD) 6012 fputs (_(" NOMOD"), file); 6013 if (flags & EGPS__V_COM) 6014 fputs (_(" COM"), file); 6015 if (flags & EGPS__V_ALLOC_64BIT) 6016 fputs (_(" 64B"), file); 6017} 6018 6019static void 6020evax_bfd_print_egsd (FILE *file, unsigned char *rec, unsigned int rec_len) 6021{ 6022 unsigned int off = sizeof (struct vms_egsd); 6023 unsigned int n; 6024 6025 fprintf (file, _(" EGSD (len=%u):\n"), rec_len); 6026 6027 n = 0; 6028 for (off = sizeof (struct vms_egsd); off < rec_len; ) 6029 { 6030 struct vms_egsd_entry *e = (struct vms_egsd_entry *)(rec + off); 6031 unsigned int type; 6032 unsigned int len; 6033 6034 type = (unsigned)bfd_getl16 (e->gsdtyp); 6035 len = (unsigned)bfd_getl16 (e->gsdsiz); 6036 6037 /* xgettext:c-format */ 6038 fprintf (file, _(" EGSD entry %2u (type: %u, len: %u): "), 6039 n, type, len); 6040 n++; 6041 6042 if (off + len > rec_len || off + len < off) 6043 { 6044 fprintf (file, _(" Error: length larger than remaining space in record\n")); 6045 return; 6046 } 6047 6048 switch (type) 6049 { 6050 case EGSD__C_PSC: 6051 { 6052 struct vms_egps *egps = (struct vms_egps *)e; 6053 unsigned int flags = bfd_getl16 (egps->flags); 6054 unsigned int l; 6055 6056 fprintf (file, _("PSC - Program section definition\n")); 6057 fprintf (file, _(" alignment : 2**%u\n"), egps->align); 6058 fprintf (file, _(" flags : 0x%04x"), flags); 6059 evax_bfd_print_egsd_flags (file, flags); 6060 fputc ('\n', file); 6061 l = bfd_getl32 (egps->alloc); 6062 fprintf (file, _(" alloc (len): %u (0x%08x)\n"), l, l); 6063 fprintf (file, _(" name : %.*s\n"), 6064 egps->namlng, egps->name); 6065 } 6066 break; 6067 case EGSD__C_SPSC: 6068 { 6069 struct vms_esgps *esgps = (struct vms_esgps *)e; 6070 unsigned int flags = bfd_getl16 (esgps->flags); 6071 unsigned int l; 6072 6073 fprintf (file, _("SPSC - Shared Image Program section def\n")); 6074 fprintf (file, _(" alignment : 2**%u\n"), esgps->align); 6075 fprintf (file, _(" flags : 0x%04x"), flags); 6076 evax_bfd_print_egsd_flags (file, flags); 6077 fputc ('\n', file); 6078 l = bfd_getl32 (esgps->alloc); 6079 fprintf (file, _(" alloc (len) : %u (0x%08x)\n"), l, l); 6080 fprintf (file, _(" image offset : 0x%08x\n"), 6081 (unsigned int)bfd_getl32 (esgps->base)); 6082 fprintf (file, _(" symvec offset : 0x%08x\n"), 6083 (unsigned int)bfd_getl32 (esgps->value)); 6084 fprintf (file, _(" name : %.*s\n"), 6085 esgps->namlng, esgps->name); 6086 } 6087 break; 6088 case EGSD__C_SYM: 6089 { 6090 struct vms_egsy *egsy = (struct vms_egsy *)e; 6091 unsigned int flags = bfd_getl16 (egsy->flags); 6092 6093 if (flags & EGSY__V_DEF) 6094 { 6095 struct vms_esdf *esdf = (struct vms_esdf *)e; 6096 6097 fprintf (file, _("SYM - Global symbol definition\n")); 6098 fprintf (file, _(" flags: 0x%04x"), flags); 6099 exav_bfd_print_egsy_flags (flags, file); 6100 fputc ('\n', file); 6101 fprintf (file, _(" psect offset: 0x%08x\n"), 6102 (unsigned)bfd_getl32 (esdf->value)); 6103 if (flags & EGSY__V_NORM) 6104 { 6105 fprintf (file, _(" code address: 0x%08x\n"), 6106 (unsigned)bfd_getl32 (esdf->code_address)); 6107 fprintf (file, _(" psect index for entry point : %u\n"), 6108 (unsigned)bfd_getl32 (esdf->ca_psindx)); 6109 } 6110 fprintf (file, _(" psect index : %u\n"), 6111 (unsigned)bfd_getl32 (esdf->psindx)); 6112 fprintf (file, _(" name : %.*s\n"), 6113 esdf->namlng, esdf->name); 6114 } 6115 else 6116 { 6117 struct vms_esrf *esrf = (struct vms_esrf *)e; 6118 6119 fprintf (file, _("SYM - Global symbol reference\n")); 6120 fprintf (file, _(" name : %.*s\n"), 6121 esrf->namlng, esrf->name); 6122 } 6123 } 6124 break; 6125 case EGSD__C_IDC: 6126 { 6127 struct vms_eidc *eidc = (struct vms_eidc *)e; 6128 unsigned int flags = bfd_getl32 (eidc->flags); 6129 unsigned char *p; 6130 6131 fprintf (file, _("IDC - Ident Consistency check\n")); 6132 fprintf (file, _(" flags : 0x%08x"), flags); 6133 if (flags & EIDC__V_BINIDENT) 6134 fputs (" BINDENT", file); 6135 fputc ('\n', file); 6136 fprintf (file, _(" id match : %x\n"), 6137 (flags >> EIDC__V_IDMATCH_SH) & EIDC__V_IDMATCH_MASK); 6138 fprintf (file, _(" error severity: %x\n"), 6139 (flags >> EIDC__V_ERRSEV_SH) & EIDC__V_ERRSEV_MASK); 6140 p = eidc->name; 6141 fprintf (file, _(" entity name : %.*s\n"), p[0], p + 1); 6142 p += 1 + p[0]; 6143 fprintf (file, _(" object name : %.*s\n"), p[0], p + 1); 6144 p += 1 + p[0]; 6145 if (flags & EIDC__V_BINIDENT) 6146 fprintf (file, _(" binary ident : 0x%08x\n"), 6147 (unsigned)bfd_getl32 (p + 1)); 6148 else 6149 fprintf (file, _(" ascii ident : %.*s\n"), p[0], p + 1); 6150 } 6151 break; 6152 case EGSD__C_SYMG: 6153 { 6154 struct vms_egst *egst = (struct vms_egst *)e; 6155 unsigned int flags = bfd_getl16 (egst->header.flags); 6156 6157 fprintf (file, _("SYMG - Universal symbol definition\n")); 6158 fprintf (file, _(" flags: 0x%04x"), flags); 6159 exav_bfd_print_egsy_flags (flags, file); 6160 fputc ('\n', file); 6161 fprintf (file, _(" symbol vector offset: 0x%08x\n"), 6162 (unsigned)bfd_getl32 (egst->value)); 6163 fprintf (file, _(" entry point: 0x%08x\n"), 6164 (unsigned)bfd_getl32 (egst->lp_1)); 6165 fprintf (file, _(" proc descr : 0x%08x\n"), 6166 (unsigned)bfd_getl32 (egst->lp_2)); 6167 fprintf (file, _(" psect index: %u\n"), 6168 (unsigned)bfd_getl32 (egst->psindx)); 6169 fprintf (file, _(" name : %.*s\n"), 6170 egst->namlng, egst->name); 6171 } 6172 break; 6173 case EGSD__C_SYMV: 6174 { 6175 struct vms_esdfv *esdfv = (struct vms_esdfv *)e; 6176 unsigned int flags = bfd_getl16 (esdfv->flags); 6177 6178 fprintf (file, _("SYMV - Vectored symbol definition\n")); 6179 fprintf (file, _(" flags: 0x%04x"), flags); 6180 exav_bfd_print_egsy_flags (flags, file); 6181 fputc ('\n', file); 6182 fprintf (file, _(" vector : 0x%08x\n"), 6183 (unsigned)bfd_getl32 (esdfv->vector)); 6184 fprintf (file, _(" psect offset: %u\n"), 6185 (unsigned)bfd_getl32 (esdfv->value)); 6186 fprintf (file, _(" psect index : %u\n"), 6187 (unsigned)bfd_getl32 (esdfv->psindx)); 6188 fprintf (file, _(" name : %.*s\n"), 6189 esdfv->namlng, esdfv->name); 6190 } 6191 break; 6192 case EGSD__C_SYMM: 6193 { 6194 struct vms_esdfm *esdfm = (struct vms_esdfm *)e; 6195 unsigned int flags = bfd_getl16 (esdfm->flags); 6196 6197 fprintf (file, _("SYMM - Global symbol definition with version\n")); 6198 fprintf (file, _(" flags: 0x%04x"), flags); 6199 exav_bfd_print_egsy_flags (flags, file); 6200 fputc ('\n', file); 6201 fprintf (file, _(" version mask: 0x%08x\n"), 6202 (unsigned)bfd_getl32 (esdfm->version_mask)); 6203 fprintf (file, _(" psect offset: %u\n"), 6204 (unsigned)bfd_getl32 (esdfm->value)); 6205 fprintf (file, _(" psect index : %u\n"), 6206 (unsigned)bfd_getl32 (esdfm->psindx)); 6207 fprintf (file, _(" name : %.*s\n"), 6208 esdfm->namlng, esdfm->name); 6209 } 6210 break; 6211 default: 6212 fprintf (file, _("unhandled egsd entry type %u\n"), type); 6213 break; 6214 } 6215 off += len; 6216 } 6217} 6218 6219static void 6220evax_bfd_print_hex (FILE *file, const char *pfx, 6221 const unsigned char *buf, unsigned int len) 6222{ 6223 unsigned int i; 6224 unsigned int n; 6225 6226 n = 0; 6227 for (i = 0; i < len; i++) 6228 { 6229 if (n == 0) 6230 fputs (pfx, file); 6231 fprintf (file, " %02x", buf[i]); 6232 n++; 6233 if (n == 16) 6234 { 6235 n = 0; 6236 fputc ('\n', file); 6237 } 6238 } 6239 if (n != 0) 6240 fputc ('\n', file); 6241} 6242 6243static void 6244evax_bfd_print_etir_stc_ir (FILE *file, const unsigned char *buf, int is_ps) 6245{ 6246 /* xgettext:c-format */ 6247 fprintf (file, _(" linkage index: %u, replacement insn: 0x%08x\n"), 6248 (unsigned)bfd_getl32 (buf), 6249 (unsigned)bfd_getl32 (buf + 16)); 6250 /* xgettext:c-format */ 6251 fprintf (file, _(" psect idx 1: %u, offset 1: 0x%08x %08x\n"), 6252 (unsigned)bfd_getl32 (buf + 4), 6253 (unsigned)bfd_getl32 (buf + 12), 6254 (unsigned)bfd_getl32 (buf + 8)); 6255 /* xgettext:c-format */ 6256 fprintf (file, _(" psect idx 2: %u, offset 2: 0x%08x %08x\n"), 6257 (unsigned)bfd_getl32 (buf + 20), 6258 (unsigned)bfd_getl32 (buf + 28), 6259 (unsigned)bfd_getl32 (buf + 24)); 6260 if (is_ps) 6261 /* xgettext:c-format */ 6262 fprintf (file, _(" psect idx 3: %u, offset 3: 0x%08x %08x\n"), 6263 (unsigned)bfd_getl32 (buf + 32), 6264 (unsigned)bfd_getl32 (buf + 40), 6265 (unsigned)bfd_getl32 (buf + 36)); 6266 else 6267 fprintf (file, _(" global name: %.*s\n"), buf[32], buf + 33); 6268} 6269 6270static void 6271evax_bfd_print_etir (FILE *file, const char *name, 6272 unsigned char *rec, unsigned int rec_len) 6273{ 6274 unsigned int off = sizeof (struct vms_egsd); 6275 unsigned int sec_len = 0; 6276 6277 /* xgettext:c-format */ 6278 fprintf (file, _(" %s (len=%u+%u):\n"), name, 6279 (unsigned)(rec_len - sizeof (struct vms_eobjrec)), 6280 (unsigned)sizeof (struct vms_eobjrec)); 6281 6282 for (off = sizeof (struct vms_eobjrec); off < rec_len; ) 6283 { 6284 struct vms_etir *etir = (struct vms_etir *)(rec + off); 6285 unsigned char *buf; 6286 unsigned int type; 6287 unsigned int size; 6288 6289 type = bfd_getl16 (etir->rectyp); 6290 size = bfd_getl16 (etir->size); 6291 buf = rec + off + sizeof (struct vms_etir); 6292 6293 if (off + size > rec_len || off + size < off) 6294 { 6295 fprintf (file, _(" Error: length larger than remaining space in record\n")); 6296 return; 6297 } 6298 6299 /* xgettext:c-format */ 6300 fprintf (file, _(" (type: %3u, size: 4+%3u): "), type, size - 4); 6301 switch (type) 6302 { 6303 case ETIR__C_STA_GBL: 6304 fprintf (file, _("STA_GBL (stack global) %.*s\n"), 6305 buf[0], buf + 1); 6306 break; 6307 case ETIR__C_STA_LW: 6308 fprintf (file, _("STA_LW (stack longword) 0x%08x\n"), 6309 (unsigned)bfd_getl32 (buf)); 6310 break; 6311 case ETIR__C_STA_QW: 6312 fprintf (file, _("STA_QW (stack quadword) 0x%08x %08x\n"), 6313 (unsigned)bfd_getl32 (buf + 4), 6314 (unsigned)bfd_getl32 (buf + 0)); 6315 break; 6316 case ETIR__C_STA_PQ: 6317 fprintf (file, _("STA_PQ (stack psect base + offset)\n")); 6318 /* xgettext:c-format */ 6319 fprintf (file, _(" psect: %u, offset: 0x%08x %08x\n"), 6320 (unsigned)bfd_getl32 (buf + 0), 6321 (unsigned)bfd_getl32 (buf + 8), 6322 (unsigned)bfd_getl32 (buf + 4)); 6323 break; 6324 case ETIR__C_STA_LI: 6325 fprintf (file, _("STA_LI (stack literal)\n")); 6326 break; 6327 case ETIR__C_STA_MOD: 6328 fprintf (file, _("STA_MOD (stack module)\n")); 6329 break; 6330 case ETIR__C_STA_CKARG: 6331 fprintf (file, _("STA_CKARG (compare procedure argument)\n")); 6332 break; 6333 6334 case ETIR__C_STO_B: 6335 fprintf (file, _("STO_B (store byte)\n")); 6336 break; 6337 case ETIR__C_STO_W: 6338 fprintf (file, _("STO_W (store word)\n")); 6339 break; 6340 case ETIR__C_STO_LW: 6341 fprintf (file, _("STO_LW (store longword)\n")); 6342 break; 6343 case ETIR__C_STO_QW: 6344 fprintf (file, _("STO_QW (store quadword)\n")); 6345 break; 6346 case ETIR__C_STO_IMMR: 6347 { 6348 unsigned int len = bfd_getl32 (buf); 6349 fprintf (file, 6350 _("STO_IMMR (store immediate repeat) %u bytes\n"), 6351 len); 6352 evax_bfd_print_hex (file, " ", buf + 4, len); 6353 sec_len += len; 6354 } 6355 break; 6356 case ETIR__C_STO_GBL: 6357 fprintf (file, _("STO_GBL (store global) %.*s\n"), 6358 buf[0], buf + 1); 6359 break; 6360 case ETIR__C_STO_CA: 6361 fprintf (file, _("STO_CA (store code address) %.*s\n"), 6362 buf[0], buf + 1); 6363 break; 6364 case ETIR__C_STO_RB: 6365 fprintf (file, _("STO_RB (store relative branch)\n")); 6366 break; 6367 case ETIR__C_STO_AB: 6368 fprintf (file, _("STO_AB (store absolute branch)\n")); 6369 break; 6370 case ETIR__C_STO_OFF: 6371 fprintf (file, _("STO_OFF (store offset to psect)\n")); 6372 break; 6373 case ETIR__C_STO_IMM: 6374 { 6375 unsigned int len = bfd_getl32 (buf); 6376 fprintf (file, 6377 _("STO_IMM (store immediate) %u bytes\n"), 6378 len); 6379 evax_bfd_print_hex (file, " ", buf + 4, len); 6380 sec_len += len; 6381 } 6382 break; 6383 case ETIR__C_STO_GBL_LW: 6384 fprintf (file, _("STO_GBL_LW (store global longword) %.*s\n"), 6385 buf[0], buf + 1); 6386 break; 6387 case ETIR__C_STO_LP_PSB: 6388 fprintf (file, _("STO_OFF (store LP with procedure signature)\n")); 6389 break; 6390 case ETIR__C_STO_HINT_GBL: 6391 fprintf (file, _("STO_BR_GBL (store branch global) *todo*\n")); 6392 break; 6393 case ETIR__C_STO_HINT_PS: 6394 fprintf (file, _("STO_BR_PS (store branch psect + offset) *todo*\n")); 6395 break; 6396 6397 case ETIR__C_OPR_NOP: 6398 fprintf (file, _("OPR_NOP (no-operation)\n")); 6399 break; 6400 case ETIR__C_OPR_ADD: 6401 fprintf (file, _("OPR_ADD (add)\n")); 6402 break; 6403 case ETIR__C_OPR_SUB: 6404 fprintf (file, _("OPR_SUB (subtract)\n")); 6405 break; 6406 case ETIR__C_OPR_MUL: 6407 fprintf (file, _("OPR_MUL (multiply)\n")); 6408 break; 6409 case ETIR__C_OPR_DIV: 6410 fprintf (file, _("OPR_DIV (divide)\n")); 6411 break; 6412 case ETIR__C_OPR_AND: 6413 fprintf (file, _("OPR_AND (logical and)\n")); 6414 break; 6415 case ETIR__C_OPR_IOR: 6416 fprintf (file, _("OPR_IOR (logical inclusive or)\n")); 6417 break; 6418 case ETIR__C_OPR_EOR: 6419 fprintf (file, _("OPR_EOR (logical exclusive or)\n")); 6420 break; 6421 case ETIR__C_OPR_NEG: 6422 fprintf (file, _("OPR_NEG (negate)\n")); 6423 break; 6424 case ETIR__C_OPR_COM: 6425 fprintf (file, _("OPR_COM (complement)\n")); 6426 break; 6427 case ETIR__C_OPR_INSV: 6428 fprintf (file, _("OPR_INSV (insert field)\n")); 6429 break; 6430 case ETIR__C_OPR_ASH: 6431 fprintf (file, _("OPR_ASH (arithmetic shift)\n")); 6432 break; 6433 case ETIR__C_OPR_USH: 6434 fprintf (file, _("OPR_USH (unsigned shift)\n")); 6435 break; 6436 case ETIR__C_OPR_ROT: 6437 fprintf (file, _("OPR_ROT (rotate)\n")); 6438 break; 6439 case ETIR__C_OPR_SEL: 6440 fprintf (file, _("OPR_SEL (select)\n")); 6441 break; 6442 case ETIR__C_OPR_REDEF: 6443 fprintf (file, _("OPR_REDEF (redefine symbol to curr location)\n")); 6444 break; 6445 case ETIR__C_OPR_DFLIT: 6446 fprintf (file, _("OPR_REDEF (define a literal)\n")); 6447 break; 6448 6449 case ETIR__C_STC_LP: 6450 fprintf (file, _("STC_LP (store cond linkage pair)\n")); 6451 break; 6452 case ETIR__C_STC_LP_PSB: 6453 fprintf (file, 6454 _("STC_LP_PSB (store cond linkage pair + signature)\n")); 6455 /* xgettext:c-format */ 6456 fprintf (file, _(" linkage index: %u, procedure: %.*s\n"), 6457 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6458 buf += 4 + 1 + buf[4]; 6459 fprintf (file, _(" signature: %.*s\n"), buf[0], buf + 1); 6460 break; 6461 case ETIR__C_STC_GBL: 6462 fprintf (file, _("STC_GBL (store cond global)\n")); 6463 /* xgettext:c-format */ 6464 fprintf (file, _(" linkage index: %u, global: %.*s\n"), 6465 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6466 break; 6467 case ETIR__C_STC_GCA: 6468 fprintf (file, _("STC_GCA (store cond code address)\n")); 6469 /* xgettext:c-format */ 6470 fprintf (file, _(" linkage index: %u, procedure name: %.*s\n"), 6471 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6472 break; 6473 case ETIR__C_STC_PS: 6474 fprintf (file, _("STC_PS (store cond psect + offset)\n")); 6475 fprintf (file, 6476 /* xgettext:c-format */ 6477 _(" linkage index: %u, psect: %u, offset: 0x%08x %08x\n"), 6478 (unsigned)bfd_getl32 (buf), 6479 (unsigned)bfd_getl32 (buf + 4), 6480 (unsigned)bfd_getl32 (buf + 12), 6481 (unsigned)bfd_getl32 (buf + 8)); 6482 break; 6483 case ETIR__C_STC_NOP_GBL: 6484 fprintf (file, _("STC_NOP_GBL (store cond NOP at global addr)\n")); 6485 evax_bfd_print_etir_stc_ir (file, buf, 0); 6486 break; 6487 case ETIR__C_STC_NOP_PS: 6488 fprintf (file, _("STC_NOP_PS (store cond NOP at psect + offset)\n")); 6489 evax_bfd_print_etir_stc_ir (file, buf, 1); 6490 break; 6491 case ETIR__C_STC_BSR_GBL: 6492 fprintf (file, _("STC_BSR_GBL (store cond BSR at global addr)\n")); 6493 evax_bfd_print_etir_stc_ir (file, buf, 0); 6494 break; 6495 case ETIR__C_STC_BSR_PS: 6496 fprintf (file, _("STC_BSR_PS (store cond BSR at psect + offset)\n")); 6497 evax_bfd_print_etir_stc_ir (file, buf, 1); 6498 break; 6499 case ETIR__C_STC_LDA_GBL: 6500 fprintf (file, _("STC_LDA_GBL (store cond LDA at global addr)\n")); 6501 evax_bfd_print_etir_stc_ir (file, buf, 0); 6502 break; 6503 case ETIR__C_STC_LDA_PS: 6504 fprintf (file, _("STC_LDA_PS (store cond LDA at psect + offset)\n")); 6505 evax_bfd_print_etir_stc_ir (file, buf, 1); 6506 break; 6507 case ETIR__C_STC_BOH_GBL: 6508 fprintf (file, _("STC_BOH_GBL (store cond BOH at global addr)\n")); 6509 evax_bfd_print_etir_stc_ir (file, buf, 0); 6510 break; 6511 case ETIR__C_STC_BOH_PS: 6512 fprintf (file, _("STC_BOH_PS (store cond BOH at psect + offset)\n")); 6513 evax_bfd_print_etir_stc_ir (file, buf, 1); 6514 break; 6515 case ETIR__C_STC_NBH_GBL: 6516 fprintf (file, 6517 _("STC_NBH_GBL (store cond or hint at global addr)\n")); 6518 break; 6519 case ETIR__C_STC_NBH_PS: 6520 fprintf (file, 6521 _("STC_NBH_PS (store cond or hint at psect + offset)\n")); 6522 break; 6523 6524 case ETIR__C_CTL_SETRB: 6525 fprintf (file, _("CTL_SETRB (set relocation base)\n")); 6526 sec_len += 4; 6527 break; 6528 case ETIR__C_CTL_AUGRB: 6529 { 6530 unsigned int val = bfd_getl32 (buf); 6531 fprintf (file, _("CTL_AUGRB (augment relocation base) %u\n"), val); 6532 } 6533 break; 6534 case ETIR__C_CTL_DFLOC: 6535 fprintf (file, _("CTL_DFLOC (define location)\n")); 6536 break; 6537 case ETIR__C_CTL_STLOC: 6538 fprintf (file, _("CTL_STLOC (set location)\n")); 6539 break; 6540 case ETIR__C_CTL_STKDL: 6541 fprintf (file, _("CTL_STKDL (stack defined location)\n")); 6542 break; 6543 default: 6544 fprintf (file, _("*unhandled*\n")); 6545 break; 6546 } 6547 off += size; 6548 } 6549} 6550 6551static void 6552evax_bfd_print_eobj (struct bfd *abfd, FILE *file) 6553{ 6554 bfd_boolean is_first = TRUE; 6555 bfd_boolean has_records = FALSE; 6556 6557 while (1) 6558 { 6559 unsigned int rec_len; 6560 unsigned int pad_len; 6561 unsigned char *rec; 6562 unsigned int hdr_size; 6563 unsigned int type; 6564 6565 if (is_first) 6566 { 6567 unsigned char buf[6]; 6568 6569 is_first = FALSE; 6570 6571 /* Read 6 bytes. */ 6572 if (bfd_bread (buf, sizeof (buf), abfd) != sizeof (buf)) 6573 { 6574 fprintf (file, _("cannot read GST record length\n")); 6575 return; 6576 } 6577 rec_len = bfd_getl16 (buf + 0); 6578 if (rec_len == bfd_getl16 (buf + 4) 6579 && bfd_getl16 (buf + 2) == EOBJ__C_EMH) 6580 { 6581 /* The format is raw: record-size, type, record-size. */ 6582 has_records = TRUE; 6583 pad_len = (rec_len + 1) & ~1U; 6584 hdr_size = 4; 6585 } 6586 else if (rec_len == EOBJ__C_EMH) 6587 { 6588 has_records = FALSE; 6589 pad_len = bfd_getl16 (buf + 2); 6590 hdr_size = 6; 6591 } 6592 else 6593 { 6594 /* Ill-formed. */ 6595 fprintf (file, _("cannot find EMH in first GST record\n")); 6596 return; 6597 } 6598 rec = bfd_malloc (pad_len); 6599 memcpy (rec, buf + sizeof (buf) - hdr_size, hdr_size); 6600 } 6601 else 6602 { 6603 unsigned int rec_len2 = 0; 6604 unsigned char hdr[4]; 6605 6606 if (has_records) 6607 { 6608 unsigned char buf_len[2]; 6609 6610 if (bfd_bread (buf_len, sizeof (buf_len), abfd) 6611 != sizeof (buf_len)) 6612 { 6613 fprintf (file, _("cannot read GST record length\n")); 6614 return; 6615 } 6616 rec_len2 = (unsigned)bfd_getl16 (buf_len); 6617 } 6618 6619 if (bfd_bread (hdr, sizeof (hdr), abfd) != sizeof (hdr)) 6620 { 6621 fprintf (file, _("cannot read GST record header\n")); 6622 return; 6623 } 6624 rec_len = (unsigned)bfd_getl16 (hdr + 2); 6625 if (has_records) 6626 pad_len = (rec_len + 1) & ~1U; 6627 else 6628 pad_len = rec_len; 6629 rec = bfd_malloc (pad_len); 6630 memcpy (rec, hdr, sizeof (hdr)); 6631 hdr_size = sizeof (hdr); 6632 if (has_records && rec_len2 != rec_len) 6633 { 6634 fprintf (file, _(" corrupted GST\n")); 6635 break; 6636 } 6637 } 6638 6639 if (bfd_bread (rec + hdr_size, pad_len - hdr_size, abfd) 6640 != pad_len - hdr_size) 6641 { 6642 fprintf (file, _("cannot read GST record\n")); 6643 return; 6644 } 6645 6646 type = (unsigned)bfd_getl16 (rec); 6647 6648 switch (type) 6649 { 6650 case EOBJ__C_EMH: 6651 evax_bfd_print_emh (file, rec, rec_len); 6652 break; 6653 case EOBJ__C_EGSD: 6654 evax_bfd_print_egsd (file, rec, rec_len); 6655 break; 6656 case EOBJ__C_EEOM: 6657 evax_bfd_print_eeom (file, rec, rec_len); 6658 free (rec); 6659 return; 6660 break; 6661 case EOBJ__C_ETIR: 6662 evax_bfd_print_etir (file, "ETIR", rec, rec_len); 6663 break; 6664 case EOBJ__C_EDBG: 6665 evax_bfd_print_etir (file, "EDBG", rec, rec_len); 6666 break; 6667 case EOBJ__C_ETBT: 6668 evax_bfd_print_etir (file, "ETBT", rec, rec_len); 6669 break; 6670 default: 6671 fprintf (file, _(" unhandled EOBJ record type %u\n"), type); 6672 break; 6673 } 6674 free (rec); 6675 } 6676} 6677 6678static void 6679evax_bfd_print_relocation_records (FILE *file, const unsigned char *rel, 6680 unsigned int stride) 6681{ 6682 while (1) 6683 { 6684 unsigned int base; 6685 unsigned int count; 6686 unsigned int j; 6687 6688 count = bfd_getl32 (rel + 0); 6689 6690 if (count == 0) 6691 break; 6692 base = bfd_getl32 (rel + 4); 6693 6694 /* xgettext:c-format */ 6695 fprintf (file, _(" bitcount: %u, base addr: 0x%08x\n"), 6696 count, base); 6697 6698 rel += 8; 6699 for (j = 0; count > 0; j += 4, count -= 32) 6700 { 6701 unsigned int k; 6702 unsigned int n = 0; 6703 unsigned int val; 6704 6705 val = bfd_getl32 (rel); 6706 rel += 4; 6707 6708 /* xgettext:c-format */ 6709 fprintf (file, _(" bitmap: 0x%08x (count: %u):\n"), val, count); 6710 6711 for (k = 0; k < 32; k++) 6712 if (val & (1u << k)) 6713 { 6714 if (n == 0) 6715 fputs (" ", file); 6716 fprintf (file, _(" %08x"), base + (j * 8 + k) * stride); 6717 n++; 6718 if (n == 8) 6719 { 6720 fputs ("\n", file); 6721 n = 0; 6722 } 6723 } 6724 if (n) 6725 fputs ("\n", file); 6726 } 6727 } 6728} 6729 6730static void 6731evax_bfd_print_address_fixups (FILE *file, const unsigned char *rel) 6732{ 6733 while (1) 6734 { 6735 unsigned int j; 6736 unsigned int count; 6737 6738 count = bfd_getl32 (rel + 0); 6739 if (count == 0) 6740 return; 6741 /* xgettext:c-format */ 6742 fprintf (file, _(" image %u (%u entries)\n"), 6743 (unsigned)bfd_getl32 (rel + 4), count); 6744 rel += 8; 6745 for (j = 0; j < count; j++) 6746 { 6747 /* xgettext:c-format */ 6748 fprintf (file, _(" offset: 0x%08x, val: 0x%08x\n"), 6749 (unsigned)bfd_getl32 (rel + 0), 6750 (unsigned)bfd_getl32 (rel + 4)); 6751 rel += 8; 6752 } 6753 } 6754} 6755 6756static void 6757evax_bfd_print_reference_fixups (FILE *file, const unsigned char *rel) 6758{ 6759 unsigned int count; 6760 6761 while (1) 6762 { 6763 unsigned int j; 6764 unsigned int n = 0; 6765 6766 count = bfd_getl32 (rel + 0); 6767 if (count == 0) 6768 break; 6769 /* xgettext:c-format */ 6770 fprintf (file, _(" image %u (%u entries), offsets:\n"), 6771 (unsigned)bfd_getl32 (rel + 4), count); 6772 rel += 8; 6773 for (j = 0; j < count; j++) 6774 { 6775 if (n == 0) 6776 fputs (" ", file); 6777 fprintf (file, _(" 0x%08x"), (unsigned)bfd_getl32 (rel)); 6778 n++; 6779 if (n == 7) 6780 { 6781 fputs ("\n", file); 6782 n = 0; 6783 } 6784 rel += 4; 6785 } 6786 if (n) 6787 fputs ("\n", file); 6788 } 6789} 6790 6791static void 6792evax_bfd_print_indent (int indent, FILE *file) 6793{ 6794 for (; indent; indent--) 6795 fputc (' ', file); 6796} 6797 6798static const char * 6799evax_bfd_get_dsc_name (unsigned int v) 6800{ 6801 switch (v) 6802 { 6803 case DSC__K_DTYPE_Z: 6804 return "Z (Unspecified)"; 6805 case DSC__K_DTYPE_V: 6806 return "V (Bit)"; 6807 case DSC__K_DTYPE_BU: 6808 return "BU (Byte logical)"; 6809 case DSC__K_DTYPE_WU: 6810 return "WU (Word logical)"; 6811 case DSC__K_DTYPE_LU: 6812 return "LU (Longword logical)"; 6813 case DSC__K_DTYPE_QU: 6814 return "QU (Quadword logical)"; 6815 case DSC__K_DTYPE_B: 6816 return "B (Byte integer)"; 6817 case DSC__K_DTYPE_W: 6818 return "W (Word integer)"; 6819 case DSC__K_DTYPE_L: 6820 return "L (Longword integer)"; 6821 case DSC__K_DTYPE_Q: 6822 return "Q (Quadword integer)"; 6823 case DSC__K_DTYPE_F: 6824 return "F (Single-precision floating)"; 6825 case DSC__K_DTYPE_D: 6826 return "D (Double-precision floating)"; 6827 case DSC__K_DTYPE_FC: 6828 return "FC (Complex)"; 6829 case DSC__K_DTYPE_DC: 6830 return "DC (Double-precision Complex)"; 6831 case DSC__K_DTYPE_T: 6832 return "T (ASCII text string)"; 6833 case DSC__K_DTYPE_NU: 6834 return "NU (Numeric string, unsigned)"; 6835 case DSC__K_DTYPE_NL: 6836 return "NL (Numeric string, left separate sign)"; 6837 case DSC__K_DTYPE_NLO: 6838 return "NLO (Numeric string, left overpunched sign)"; 6839 case DSC__K_DTYPE_NR: 6840 return "NR (Numeric string, right separate sign)"; 6841 case DSC__K_DTYPE_NRO: 6842 return "NRO (Numeric string, right overpunched sig)"; 6843 case DSC__K_DTYPE_NZ: 6844 return "NZ (Numeric string, zoned sign)"; 6845 case DSC__K_DTYPE_P: 6846 return "P (Packed decimal string)"; 6847 case DSC__K_DTYPE_ZI: 6848 return "ZI (Sequence of instructions)"; 6849 case DSC__K_DTYPE_ZEM: 6850 return "ZEM (Procedure entry mask)"; 6851 case DSC__K_DTYPE_DSC: 6852 return "DSC (Descriptor, used for arrays of dyn strings)"; 6853 case DSC__K_DTYPE_OU: 6854 return "OU (Octaword logical)"; 6855 case DSC__K_DTYPE_O: 6856 return "O (Octaword integer)"; 6857 case DSC__K_DTYPE_G: 6858 return "G (Double precision G floating, 64 bit)"; 6859 case DSC__K_DTYPE_H: 6860 return "H (Quadruple precision floating, 128 bit)"; 6861 case DSC__K_DTYPE_GC: 6862 return "GC (Double precision complex, G floating)"; 6863 case DSC__K_DTYPE_HC: 6864 return "HC (Quadruple precision complex, H floating)"; 6865 case DSC__K_DTYPE_CIT: 6866 return "CIT (COBOL intermediate temporary)"; 6867 case DSC__K_DTYPE_BPV: 6868 return "BPV (Bound Procedure Value)"; 6869 case DSC__K_DTYPE_BLV: 6870 return "BLV (Bound Label Value)"; 6871 case DSC__K_DTYPE_VU: 6872 return "VU (Bit Unaligned)"; 6873 case DSC__K_DTYPE_ADT: 6874 return "ADT (Absolute Date-Time)"; 6875 case DSC__K_DTYPE_VT: 6876 return "VT (Varying Text)"; 6877 case DSC__K_DTYPE_T2: 6878 return "T2 (16-bit char)"; 6879 case DSC__K_DTYPE_VT2: 6880 return "VT2 (16-bit varying char)"; 6881 default: 6882 return "?? (unknown)"; 6883 } 6884} 6885 6886static void 6887evax_bfd_print_desc (const unsigned char *buf, int indent, FILE *file) 6888{ 6889 unsigned char bclass = buf[3]; 6890 unsigned char dtype = buf[2]; 6891 unsigned int len = (unsigned)bfd_getl16 (buf); 6892 unsigned int pointer = (unsigned)bfd_getl32 (buf + 4); 6893 6894 evax_bfd_print_indent (indent, file); 6895 6896 if (len == 1 && pointer == 0xffffffffUL) 6897 { 6898 /* 64 bits. */ 6899 fprintf (file, _("64 bits *unhandled*\n")); 6900 } 6901 else 6902 { 6903 /* xgettext:c-format */ 6904 fprintf (file, _("class: %u, dtype: %u, length: %u, pointer: 0x%08x\n"), 6905 bclass, dtype, len, pointer); 6906 switch (bclass) 6907 { 6908 case DSC__K_CLASS_NCA: 6909 { 6910 const struct vms_dsc_nca *dsc = (const void *)buf; 6911 unsigned int i; 6912 const unsigned char *b; 6913 6914 evax_bfd_print_indent (indent, file); 6915 fprintf (file, _("non-contiguous array of %s\n"), 6916 evax_bfd_get_dsc_name (dsc->dtype)); 6917 evax_bfd_print_indent (indent + 1, file); 6918 fprintf (file, 6919 /* xgettext:c-format */ 6920 _("dimct: %u, aflags: 0x%02x, digits: %u, scale: %u\n"), 6921 dsc->dimct, dsc->aflags, dsc->digits, dsc->scale); 6922 evax_bfd_print_indent (indent + 1, file); 6923 fprintf (file, 6924 /* xgettext:c-format */ 6925 _("arsize: %u, a0: 0x%08x\n"), 6926 (unsigned)bfd_getl32 (dsc->arsize), 6927 (unsigned)bfd_getl32 (dsc->a0)); 6928 evax_bfd_print_indent (indent + 1, file); 6929 fprintf (file, _("Strides:\n")); 6930 b = buf + sizeof (*dsc); 6931 for (i = 0; i < dsc->dimct; i++) 6932 { 6933 evax_bfd_print_indent (indent + 2, file); 6934 fprintf (file, "[%u]: %u\n", i + 1, 6935 (unsigned)bfd_getl32 (b)); 6936 b += 4; 6937 } 6938 evax_bfd_print_indent (indent + 1, file); 6939 fprintf (file, _("Bounds:\n")); 6940 b = buf + sizeof (*dsc); 6941 for (i = 0; i < dsc->dimct; i++) 6942 { 6943 evax_bfd_print_indent (indent + 2, file); 6944 /* xgettext:c-format */ 6945 fprintf (file, _("[%u]: Lower: %u, upper: %u\n"), i + 1, 6946 (unsigned)bfd_getl32 (b + 0), 6947 (unsigned)bfd_getl32 (b + 4)); 6948 b += 8; 6949 } 6950 } 6951 break; 6952 case DSC__K_CLASS_UBS: 6953 { 6954 const struct vms_dsc_ubs *ubs = (const void *)buf; 6955 6956 evax_bfd_print_indent (indent, file); 6957 fprintf (file, _("unaligned bit-string of %s\n"), 6958 evax_bfd_get_dsc_name (ubs->dtype)); 6959 evax_bfd_print_indent (indent + 1, file); 6960 fprintf (file, 6961 /* xgettext:c-format */ 6962 _("base: %u, pos: %u\n"), 6963 (unsigned)bfd_getl32 (ubs->base), 6964 (unsigned)bfd_getl32 (ubs->pos)); 6965 } 6966 break; 6967 default: 6968 fprintf (file, _("*unhandled*\n")); 6969 break; 6970 } 6971 } 6972} 6973 6974static unsigned int 6975evax_bfd_print_valspec (const unsigned char *buf, int indent, FILE *file) 6976{ 6977 unsigned int vflags = buf[0]; 6978 unsigned int value = (unsigned)bfd_getl32 (buf + 1); 6979 unsigned int len = 5; 6980 6981 evax_bfd_print_indent (indent, file); 6982 /* xgettext:c-format */ 6983 fprintf (file, _("vflags: 0x%02x, value: 0x%08x "), vflags, value); 6984 buf += 5; 6985 6986 switch (vflags) 6987 { 6988 case DST__K_VFLAGS_NOVAL: 6989 fprintf (file, _("(no value)\n")); 6990 break; 6991 case DST__K_VFLAGS_NOTACTIVE: 6992 fprintf (file, _("(not active)\n")); 6993 break; 6994 case DST__K_VFLAGS_UNALLOC: 6995 fprintf (file, _("(not allocated)\n")); 6996 break; 6997 case DST__K_VFLAGS_DSC: 6998 fprintf (file, _("(descriptor)\n")); 6999 evax_bfd_print_desc (buf + value, indent + 1, file); 7000 break; 7001 case DST__K_VFLAGS_TVS: 7002 fprintf (file, _("(trailing value)\n")); 7003 break; 7004 case DST__K_VS_FOLLOWS: 7005 fprintf (file, _("(value spec follows)\n")); 7006 break; 7007 case DST__K_VFLAGS_BITOFFS: 7008 fprintf (file, _("(at bit offset %u)\n"), value); 7009 break; 7010 default: 7011 /* xgettext:c-format */ 7012 fprintf (file, _("(reg: %u, disp: %u, indir: %u, kind: "), 7013 (vflags & DST__K_REGNUM_MASK) >> DST__K_REGNUM_SHIFT, 7014 vflags & DST__K_DISP ? 1 : 0, 7015 vflags & DST__K_INDIR ? 1 : 0); 7016 switch (vflags & DST__K_VALKIND_MASK) 7017 { 7018 case DST__K_VALKIND_LITERAL: 7019 fputs (_("literal"), file); 7020 break; 7021 case DST__K_VALKIND_ADDR: 7022 fputs (_("address"), file); 7023 break; 7024 case DST__K_VALKIND_DESC: 7025 fputs (_("desc"), file); 7026 break; 7027 case DST__K_VALKIND_REG: 7028 fputs (_("reg"), file); 7029 break; 7030 } 7031 fputs (")\n", file); 7032 break; 7033 } 7034 return len; 7035} 7036 7037static void 7038evax_bfd_print_typspec (const unsigned char *buf, int indent, FILE *file) 7039{ 7040 unsigned char kind = buf[2]; 7041 unsigned int len = (unsigned)bfd_getl16 (buf); 7042 7043 evax_bfd_print_indent (indent, file); 7044 /* xgettext:c-format */ 7045 fprintf (file, _("len: %2u, kind: %2u "), len, kind); 7046 buf += 3; 7047 switch (kind) 7048 { 7049 case DST__K_TS_ATOM: 7050 /* xgettext:c-format */ 7051 fprintf (file, _("atomic, type=0x%02x %s\n"), 7052 buf[0], evax_bfd_get_dsc_name (buf[0])); 7053 break; 7054 case DST__K_TS_IND: 7055 fprintf (file, _("indirect, defined at 0x%08x\n"), 7056 (unsigned)bfd_getl32 (buf)); 7057 break; 7058 case DST__K_TS_TPTR: 7059 fprintf (file, _("typed pointer\n")); 7060 evax_bfd_print_typspec (buf, indent + 1, file); 7061 break; 7062 case DST__K_TS_PTR: 7063 fprintf (file, _("pointer\n")); 7064 break; 7065 case DST__K_TS_ARRAY: 7066 { 7067 const unsigned char *vs; 7068 unsigned int vec_len; 7069 unsigned int i; 7070 7071 fprintf (file, _("array, dim: %u, bitmap: "), buf[0]); 7072 vec_len = (buf[0] + 1 + 7) / 8; 7073 for (i = 0; i < vec_len; i++) 7074 fprintf (file, " %02x", buf[i + 1]); 7075 fputc ('\n', file); 7076 vs = buf + 1 + vec_len; 7077 evax_bfd_print_indent (indent, file); 7078 fprintf (file, _("array descriptor:\n")); 7079 vs += evax_bfd_print_valspec (vs, indent + 1, file); 7080 for (i = 0; i < buf[0] + 1U; i++) 7081 if (buf[1 + i / 8] & (1 << (i % 8))) 7082 { 7083 evax_bfd_print_indent (indent, file); 7084 if (i == 0) 7085 fprintf (file, _("type spec for element:\n")); 7086 else 7087 fprintf (file, _("type spec for subscript %u:\n"), i); 7088 evax_bfd_print_typspec (vs, indent + 1, file); 7089 vs += bfd_getl16 (vs); 7090 } 7091 } 7092 break; 7093 default: 7094 fprintf (file, _("*unhandled*\n")); 7095 } 7096} 7097 7098static void 7099evax_bfd_print_dst (struct bfd *abfd, unsigned int dst_size, FILE *file) 7100{ 7101 unsigned int off = 0; 7102 unsigned int pc = 0; 7103 unsigned int line = 0; 7104 7105 fprintf (file, _("Debug symbol table:\n")); 7106 7107 while (dst_size > 0) 7108 { 7109 struct vms_dst_header dsth; 7110 unsigned int len; 7111 unsigned int type; 7112 unsigned char *buf; 7113 7114 if (bfd_bread (&dsth, sizeof (dsth), abfd) != sizeof (dsth)) 7115 { 7116 fprintf (file, _("cannot read DST header\n")); 7117 return; 7118 } 7119 len = bfd_getl16 (dsth.length); 7120 type = bfd_getl16 (dsth.type); 7121 /* xgettext:c-format */ 7122 fprintf (file, _(" type: %3u, len: %3u (at 0x%08x): "), 7123 type, len, off); 7124 if (len == 0) 7125 { 7126 fputc ('\n', file); 7127 break; 7128 } 7129 len++; 7130 dst_size -= len; 7131 off += len; 7132 len -= sizeof (dsth); 7133 buf = bfd_malloc (len); 7134 if (bfd_bread (buf, len, abfd) != len) 7135 { 7136 fprintf (file, _("cannot read DST symbol\n")); 7137 return; 7138 } 7139 switch (type) 7140 { 7141 case DSC__K_DTYPE_V: 7142 case DSC__K_DTYPE_BU: 7143 case DSC__K_DTYPE_WU: 7144 case DSC__K_DTYPE_LU: 7145 case DSC__K_DTYPE_QU: 7146 case DSC__K_DTYPE_B: 7147 case DSC__K_DTYPE_W: 7148 case DSC__K_DTYPE_L: 7149 case DSC__K_DTYPE_Q: 7150 case DSC__K_DTYPE_F: 7151 case DSC__K_DTYPE_D: 7152 case DSC__K_DTYPE_FC: 7153 case DSC__K_DTYPE_DC: 7154 case DSC__K_DTYPE_T: 7155 case DSC__K_DTYPE_NU: 7156 case DSC__K_DTYPE_NL: 7157 case DSC__K_DTYPE_NLO: 7158 case DSC__K_DTYPE_NR: 7159 case DSC__K_DTYPE_NRO: 7160 case DSC__K_DTYPE_NZ: 7161 case DSC__K_DTYPE_P: 7162 case DSC__K_DTYPE_ZI: 7163 case DSC__K_DTYPE_ZEM: 7164 case DSC__K_DTYPE_DSC: 7165 case DSC__K_DTYPE_OU: 7166 case DSC__K_DTYPE_O: 7167 case DSC__K_DTYPE_G: 7168 case DSC__K_DTYPE_H: 7169 case DSC__K_DTYPE_GC: 7170 case DSC__K_DTYPE_HC: 7171 case DSC__K_DTYPE_CIT: 7172 case DSC__K_DTYPE_BPV: 7173 case DSC__K_DTYPE_BLV: 7174 case DSC__K_DTYPE_VU: 7175 case DSC__K_DTYPE_ADT: 7176 case DSC__K_DTYPE_VT: 7177 case DSC__K_DTYPE_T2: 7178 case DSC__K_DTYPE_VT2: 7179 fprintf (file, _("standard data: %s\n"), 7180 evax_bfd_get_dsc_name (type)); 7181 evax_bfd_print_valspec (buf, 4, file); 7182 fprintf (file, _(" name: %.*s\n"), buf[5], buf + 6); 7183 break; 7184 case DST__K_MODBEG: 7185 { 7186 struct vms_dst_modbeg *dst = (void *)buf; 7187 const char *name = (const char *)buf + sizeof (*dst); 7188 7189 fprintf (file, _("modbeg\n")); 7190 /* xgettext:c-format */ 7191 fprintf (file, _(" flags: %d, language: %u, " 7192 "major: %u, minor: %u\n"), 7193 dst->flags, 7194 (unsigned)bfd_getl32 (dst->language), 7195 (unsigned)bfd_getl16 (dst->major), 7196 (unsigned)bfd_getl16 (dst->minor)); 7197 fprintf (file, _(" module name: %.*s\n"), 7198 name[0], name + 1); 7199 name += name[0] + 1; 7200 fprintf (file, _(" compiler : %.*s\n"), 7201 name[0], name + 1); 7202 } 7203 break; 7204 case DST__K_MODEND: 7205 fprintf (file, _("modend\n")); 7206 break; 7207 case DST__K_RTNBEG: 7208 { 7209 struct vms_dst_rtnbeg *dst = (void *)buf; 7210 const char *name = (const char *)buf + sizeof (*dst); 7211 7212 fputs (_("rtnbeg\n"), file); 7213 /* xgettext:c-format */ 7214 fprintf (file, _(" flags: %u, address: 0x%08x, " 7215 "pd-address: 0x%08x\n"), 7216 dst->flags, 7217 (unsigned)bfd_getl32 (dst->address), 7218 (unsigned)bfd_getl32 (dst->pd_address)); 7219 fprintf (file, _(" routine name: %.*s\n"), 7220 name[0], name + 1); 7221 } 7222 break; 7223 case DST__K_RTNEND: 7224 { 7225 struct vms_dst_rtnend *dst = (void *)buf; 7226 7227 fprintf (file, _("rtnend: size 0x%08x\n"), 7228 (unsigned)bfd_getl32 (dst->size)); 7229 } 7230 break; 7231 case DST__K_PROLOG: 7232 { 7233 struct vms_dst_prolog *dst = (void *)buf; 7234 7235 fprintf (file, _("prolog: bkpt address 0x%08x\n"), 7236 (unsigned)bfd_getl32 (dst->bkpt_addr)); 7237 } 7238 break; 7239 case DST__K_EPILOG: 7240 { 7241 struct vms_dst_epilog *dst = (void *)buf; 7242 7243 /* xgettext:c-format */ 7244 fprintf (file, _("epilog: flags: %u, count: %u\n"), 7245 dst->flags, (unsigned)bfd_getl32 (dst->count)); 7246 } 7247 break; 7248 case DST__K_BLKBEG: 7249 { 7250 struct vms_dst_blkbeg *dst = (void *)buf; 7251 const char *name = (const char *)buf + sizeof (*dst); 7252 7253 /* xgettext:c-format */ 7254 fprintf (file, _("blkbeg: address: 0x%08x, name: %.*s\n"), 7255 (unsigned)bfd_getl32 (dst->address), 7256 name[0], name + 1); 7257 } 7258 break; 7259 case DST__K_BLKEND: 7260 { 7261 struct vms_dst_blkend *dst = (void *)buf; 7262 7263 fprintf (file, _("blkend: size: 0x%08x\n"), 7264 (unsigned)bfd_getl32 (dst->size)); 7265 } 7266 break; 7267 case DST__K_TYPSPEC: 7268 { 7269 fprintf (file, _("typspec (len: %u)\n"), len); 7270 fprintf (file, _(" name: %.*s\n"), buf[0], buf + 1); 7271 evax_bfd_print_typspec (buf + 1 + buf[0], 5, file); 7272 } 7273 break; 7274 case DST__K_SEPTYP: 7275 { 7276 fprintf (file, _("septyp, name: %.*s\n"), buf[5], buf + 6); 7277 evax_bfd_print_valspec (buf, 4, file); 7278 } 7279 break; 7280 case DST__K_RECBEG: 7281 { 7282 struct vms_dst_recbeg *recbeg = (void *)buf; 7283 const char *name = (const char *)buf + sizeof (*recbeg); 7284 7285 fprintf (file, _("recbeg: name: %.*s\n"), name[0], name + 1); 7286 evax_bfd_print_valspec (buf, 4, file); 7287 fprintf (file, _(" len: %u bits\n"), 7288 (unsigned)bfd_getl32 (name + 1 + name[0])); 7289 } 7290 break; 7291 case DST__K_RECEND: 7292 fprintf (file, _("recend\n")); 7293 break; 7294 case DST__K_ENUMBEG: 7295 /* xgettext:c-format */ 7296 fprintf (file, _("enumbeg, len: %u, name: %.*s\n"), 7297 buf[0], buf[1], buf + 2); 7298 break; 7299 case DST__K_ENUMELT: 7300 fprintf (file, _("enumelt, name: %.*s\n"), buf[5], buf + 6); 7301 evax_bfd_print_valspec (buf, 4, file); 7302 break; 7303 case DST__K_ENUMEND: 7304 fprintf (file, _("enumend\n")); 7305 break; 7306 case DST__K_LABEL: 7307 { 7308 struct vms_dst_label *lab = (void *)buf; 7309 fprintf (file, _("label, name: %.*s\n"), 7310 lab->name[0], lab->name + 1); 7311 fprintf (file, _(" address: 0x%08x\n"), 7312 (unsigned)bfd_getl32 (lab->value)); 7313 } 7314 break; 7315 case DST__K_DIS_RANGE: 7316 { 7317 unsigned int cnt = bfd_getl32 (buf); 7318 unsigned char *rng = buf + 4; 7319 unsigned int i; 7320 7321 fprintf (file, _("discontiguous range (nbr: %u)\n"), cnt); 7322 for (i = 0; i < cnt; i++, rng += 8) 7323 /* xgettext:c-format */ 7324 fprintf (file, _(" address: 0x%08x, size: %u\n"), 7325 (unsigned)bfd_getl32 (rng), 7326 (unsigned)bfd_getl32 (rng + 4)); 7327 7328 } 7329 break; 7330 case DST__K_LINE_NUM: 7331 { 7332 unsigned char *buf_orig = buf; 7333 7334 fprintf (file, _("line num (len: %u)\n"), len); 7335 7336 while (len > 0) 7337 { 7338 signed char cmd; 7339 unsigned char cmdlen; 7340 unsigned int val; 7341 7342 cmd = buf[0]; 7343 cmdlen = 0; 7344 7345 fputs (" ", file); 7346 7347 switch (cmd) 7348 { 7349 case DST__K_DELTA_PC_W: 7350 val = bfd_getl16 (buf + 1); 7351 fprintf (file, _("delta_pc_w %u\n"), val); 7352 pc += val; 7353 line++; 7354 cmdlen = 3; 7355 break; 7356 case DST__K_INCR_LINUM: 7357 val = buf[1]; 7358 fprintf (file, _("incr_linum(b): +%u\n"), val); 7359 line += val; 7360 cmdlen = 2; 7361 break; 7362 case DST__K_INCR_LINUM_W: 7363 val = bfd_getl16 (buf + 1); 7364 fprintf (file, _("incr_linum_w: +%u\n"), val); 7365 line += val; 7366 cmdlen = 3; 7367 break; 7368 case DST__K_INCR_LINUM_L: 7369 val = bfd_getl32 (buf + 1); 7370 fprintf (file, _("incr_linum_l: +%u\n"), val); 7371 line += val; 7372 cmdlen = 5; 7373 break; 7374 case DST__K_SET_LINUM: 7375 line = bfd_getl16 (buf + 1); 7376 fprintf (file, _("set_line_num(w) %u\n"), line); 7377 cmdlen = 3; 7378 break; 7379 case DST__K_SET_LINUM_B: 7380 line = buf[1]; 7381 fprintf (file, _("set_line_num_b %u\n"), line); 7382 cmdlen = 2; 7383 break; 7384 case DST__K_SET_LINUM_L: 7385 line = bfd_getl32 (buf + 1); 7386 fprintf (file, _("set_line_num_l %u\n"), line); 7387 cmdlen = 5; 7388 break; 7389 case DST__K_SET_ABS_PC: 7390 pc = bfd_getl32 (buf + 1); 7391 fprintf (file, _("set_abs_pc: 0x%08x\n"), pc); 7392 cmdlen = 5; 7393 break; 7394 case DST__K_DELTA_PC_L: 7395 fprintf (file, _("delta_pc_l: +0x%08x\n"), 7396 (unsigned)bfd_getl32 (buf + 1)); 7397 cmdlen = 5; 7398 break; 7399 case DST__K_TERM: 7400 fprintf (file, _("term(b): 0x%02x"), buf[1]); 7401 pc += buf[1]; 7402 fprintf (file, _(" pc: 0x%08x\n"), pc); 7403 cmdlen = 2; 7404 break; 7405 case DST__K_TERM_W: 7406 val = bfd_getl16 (buf + 1); 7407 fprintf (file, _("term_w: 0x%04x"), val); 7408 pc += val; 7409 fprintf (file, _(" pc: 0x%08x\n"), pc); 7410 cmdlen = 3; 7411 break; 7412 default: 7413 if (cmd <= 0) 7414 { 7415 fprintf (file, _("delta pc +%-4d"), -cmd); 7416 line++; /* FIXME: curr increment. */ 7417 pc += -cmd; 7418 /* xgettext:c-format */ 7419 fprintf (file, _(" pc: 0x%08x line: %5u\n"), 7420 pc, line); 7421 cmdlen = 1; 7422 } 7423 else 7424 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 7425 break; 7426 } 7427 if (cmdlen == 0) 7428 break; 7429 len -= cmdlen; 7430 buf += cmdlen; 7431 } 7432 buf = buf_orig; 7433 } 7434 break; 7435 case DST__K_SOURCE: 7436 { 7437 unsigned char *buf_orig = buf; 7438 7439 fprintf (file, _("source (len: %u)\n"), len); 7440 7441 while (len > 0) 7442 { 7443 signed char cmd = buf[0]; 7444 unsigned char cmdlen = 0; 7445 7446 switch (cmd) 7447 { 7448 case DST__K_SRC_DECLFILE: 7449 { 7450 struct vms_dst_src_decl_src *src = (void *)(buf + 1); 7451 const char *name; 7452 7453 /* xgettext:c-format */ 7454 fprintf (file, _(" declfile: len: %u, flags: %u, " 7455 "fileid: %u\n"), 7456 src->length, src->flags, 7457 (unsigned)bfd_getl16 (src->fileid)); 7458 /* xgettext:c-format */ 7459 fprintf (file, _(" rms: cdt: 0x%08x %08x, " 7460 "ebk: 0x%08x, ffb: 0x%04x, " 7461 "rfo: %u\n"), 7462 (unsigned)bfd_getl32 (src->rms_cdt + 4), 7463 (unsigned)bfd_getl32 (src->rms_cdt + 0), 7464 (unsigned)bfd_getl32 (src->rms_ebk), 7465 (unsigned)bfd_getl16 (src->rms_ffb), 7466 src->rms_rfo); 7467 name = (const char *)buf + 1 + sizeof (*src); 7468 fprintf (file, _(" filename : %.*s\n"), 7469 name[0], name + 1); 7470 name += name[0] + 1; 7471 fprintf (file, _(" module name: %.*s\n"), 7472 name[0], name + 1); 7473 cmdlen = 2 + src->length; 7474 } 7475 break; 7476 case DST__K_SRC_SETFILE: 7477 fprintf (file, _(" setfile %u\n"), 7478 (unsigned)bfd_getl16 (buf + 1)); 7479 cmdlen = 3; 7480 break; 7481 case DST__K_SRC_SETREC_W: 7482 fprintf (file, _(" setrec %u\n"), 7483 (unsigned)bfd_getl16 (buf + 1)); 7484 cmdlen = 3; 7485 break; 7486 case DST__K_SRC_SETREC_L: 7487 fprintf (file, _(" setrec %u\n"), 7488 (unsigned)bfd_getl32 (buf + 1)); 7489 cmdlen = 5; 7490 break; 7491 case DST__K_SRC_SETLNUM_W: 7492 fprintf (file, _(" setlnum %u\n"), 7493 (unsigned)bfd_getl16 (buf + 1)); 7494 cmdlen = 3; 7495 break; 7496 case DST__K_SRC_SETLNUM_L: 7497 fprintf (file, _(" setlnum %u\n"), 7498 (unsigned)bfd_getl32 (buf + 1)); 7499 cmdlen = 5; 7500 break; 7501 case DST__K_SRC_DEFLINES_W: 7502 fprintf (file, _(" deflines %u\n"), 7503 (unsigned)bfd_getl16 (buf + 1)); 7504 cmdlen = 3; 7505 break; 7506 case DST__K_SRC_DEFLINES_B: 7507 fprintf (file, _(" deflines %u\n"), buf[1]); 7508 cmdlen = 2; 7509 break; 7510 case DST__K_SRC_FORMFEED: 7511 fprintf (file, _(" formfeed\n")); 7512 cmdlen = 1; 7513 break; 7514 default: 7515 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 7516 break; 7517 } 7518 if (cmdlen == 0) 7519 break; 7520 len -= cmdlen; 7521 buf += cmdlen; 7522 } 7523 buf = buf_orig; 7524 } 7525 break; 7526 default: 7527 fprintf (file, _("*unhandled* dst type %u\n"), type); 7528 break; 7529 } 7530 free (buf); 7531 } 7532} 7533 7534static void 7535evax_bfd_print_image (bfd *abfd, FILE *file) 7536{ 7537 struct vms_eihd eihd; 7538 const char *name; 7539 unsigned int val; 7540 unsigned int eiha_off; 7541 unsigned int eihi_off; 7542 unsigned int eihs_off; 7543 unsigned int eisd_off; 7544 unsigned int eihef_off = 0; 7545 unsigned int eihnp_off = 0; 7546 unsigned int dmt_vbn = 0; 7547 unsigned int dmt_size = 0; 7548 unsigned int dst_vbn = 0; 7549 unsigned int dst_size = 0; 7550 unsigned int gst_vbn = 0; 7551 unsigned int gst_size = 0; 7552 unsigned int eiaf_vbn = 0; 7553 unsigned int eiaf_size = 0; 7554 unsigned int eihvn_off; 7555 7556 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) 7557 || bfd_bread (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 7558 { 7559 fprintf (file, _("cannot read EIHD\n")); 7560 return; 7561 } 7562 /* xgettext:c-format */ 7563 fprintf (file, _("EIHD: (size: %u, nbr blocks: %u)\n"), 7564 (unsigned)bfd_getl32 (eihd.size), 7565 (unsigned)bfd_getl32 (eihd.hdrblkcnt)); 7566 /* xgettext:c-format */ 7567 fprintf (file, _(" majorid: %u, minorid: %u\n"), 7568 (unsigned)bfd_getl32 (eihd.majorid), 7569 (unsigned)bfd_getl32 (eihd.minorid)); 7570 7571 val = (unsigned)bfd_getl32 (eihd.imgtype); 7572 switch (val) 7573 { 7574 case EIHD__K_EXE: 7575 name = _("executable"); 7576 break; 7577 case EIHD__K_LIM: 7578 name = _("linkable image"); 7579 break; 7580 default: 7581 name = _("unknown"); 7582 break; 7583 } 7584 /* xgettext:c-format */ 7585 fprintf (file, _(" image type: %u (%s)"), val, name); 7586 7587 val = (unsigned)bfd_getl32 (eihd.subtype); 7588 switch (val) 7589 { 7590 case EIHD__C_NATIVE: 7591 name = _("native"); 7592 break; 7593 case EIHD__C_CLI: 7594 name = _("CLI"); 7595 break; 7596 default: 7597 name = _("unknown"); 7598 break; 7599 } 7600 /* xgettext:c-format */ 7601 fprintf (file, _(", subtype: %u (%s)\n"), val, name); 7602 7603 eisd_off = bfd_getl32 (eihd.isdoff); 7604 eiha_off = bfd_getl32 (eihd.activoff); 7605 eihi_off = bfd_getl32 (eihd.imgidoff); 7606 eihs_off = bfd_getl32 (eihd.symdbgoff); 7607 /* xgettext:c-format */ 7608 fprintf (file, _(" offsets: isd: %u, activ: %u, symdbg: %u, " 7609 "imgid: %u, patch: %u\n"), 7610 eisd_off, eiha_off, eihs_off, eihi_off, 7611 (unsigned)bfd_getl32 (eihd.patchoff)); 7612 fprintf (file, _(" fixup info rva: ")); 7613 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.iafva)); 7614 fprintf (file, _(", symbol vector rva: ")); 7615 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.symvva)); 7616 eihvn_off = bfd_getl32 (eihd.version_array_off); 7617 fprintf (file, _("\n" 7618 " version array off: %u\n"), 7619 eihvn_off); 7620 fprintf (file, 7621 /* xgettext:c-format */ 7622 _(" img I/O count: %u, nbr channels: %u, req pri: %08x%08x\n"), 7623 (unsigned)bfd_getl32 (eihd.imgiocnt), 7624 (unsigned)bfd_getl32 (eihd.iochancnt), 7625 (unsigned)bfd_getl32 (eihd.privreqs + 4), 7626 (unsigned)bfd_getl32 (eihd.privreqs + 0)); 7627 val = (unsigned)bfd_getl32 (eihd.lnkflags); 7628 fprintf (file, _(" linker flags: %08x:"), val); 7629 if (val & EIHD__M_LNKDEBUG) 7630 fprintf (file, " LNKDEBUG"); 7631 if (val & EIHD__M_LNKNOTFR) 7632 fprintf (file, " LNKNOTFR"); 7633 if (val & EIHD__M_NOP0BUFS) 7634 fprintf (file, " NOP0BUFS"); 7635 if (val & EIHD__M_PICIMG) 7636 fprintf (file, " PICIMG"); 7637 if (val & EIHD__M_P0IMAGE) 7638 fprintf (file, " P0IMAGE"); 7639 if (val & EIHD__M_DBGDMT) 7640 fprintf (file, " DBGDMT"); 7641 if (val & EIHD__M_INISHR) 7642 fprintf (file, " INISHR"); 7643 if (val & EIHD__M_XLATED) 7644 fprintf (file, " XLATED"); 7645 if (val & EIHD__M_BIND_CODE_SEC) 7646 fprintf (file, " BIND_CODE_SEC"); 7647 if (val & EIHD__M_BIND_DATA_SEC) 7648 fprintf (file, " BIND_DATA_SEC"); 7649 if (val & EIHD__M_MKTHREADS) 7650 fprintf (file, " MKTHREADS"); 7651 if (val & EIHD__M_UPCALLS) 7652 fprintf (file, " UPCALLS"); 7653 if (val & EIHD__M_OMV_READY) 7654 fprintf (file, " OMV_READY"); 7655 if (val & EIHD__M_EXT_BIND_SECT) 7656 fprintf (file, " EXT_BIND_SECT"); 7657 fprintf (file, "\n"); 7658 /* xgettext:c-format */ 7659 fprintf (file, _(" ident: 0x%08x, sysver: 0x%08x, " 7660 "match ctrl: %u, symvect_size: %u\n"), 7661 (unsigned)bfd_getl32 (eihd.ident), 7662 (unsigned)bfd_getl32 (eihd.sysver), 7663 eihd.matchctl, 7664 (unsigned)bfd_getl32 (eihd.symvect_size)); 7665 fprintf (file, _(" BPAGE: %u"), 7666 (unsigned)bfd_getl32 (eihd.virt_mem_block_size)); 7667 if (val & (EIHD__M_OMV_READY | EIHD__M_EXT_BIND_SECT)) 7668 { 7669 eihef_off = bfd_getl32 (eihd.ext_fixup_off); 7670 eihnp_off = bfd_getl32 (eihd.noopt_psect_off); 7671 /* xgettext:c-format */ 7672 fprintf (file, _(", ext fixup offset: %u, no_opt psect off: %u"), 7673 eihef_off, eihnp_off); 7674 } 7675 fprintf (file, _(", alias: %u\n"), (unsigned)bfd_getl16 (eihd.alias)); 7676 7677 if (eihvn_off != 0) 7678 { 7679 struct vms_eihvn eihvn; 7680 unsigned int mask; 7681 unsigned int j; 7682 7683 fprintf (file, _("system version array information:\n")); 7684 if (bfd_seek (abfd, (file_ptr) eihvn_off, SEEK_SET) 7685 || bfd_bread (&eihvn, sizeof (eihvn), abfd) != sizeof (eihvn)) 7686 { 7687 fprintf (file, _("cannot read EIHVN header\n")); 7688 return; 7689 } 7690 mask = bfd_getl32 (eihvn.subsystem_mask); 7691 for (j = 0; j < 32; j++) 7692 if (mask & (1 << j)) 7693 { 7694 struct vms_eihvn_subversion ver; 7695 if (bfd_bread (&ver, sizeof (ver), abfd) != sizeof (ver)) 7696 { 7697 fprintf (file, _("cannot read EIHVN version\n")); 7698 return; 7699 } 7700 fprintf (file, _(" %02u "), j); 7701 switch (j) 7702 { 7703 case EIHVN__BASE_IMAGE_BIT: 7704 fputs (_("BASE_IMAGE "), file); 7705 break; 7706 case EIHVN__MEMORY_MANAGEMENT_BIT: 7707 fputs (_("MEMORY_MANAGEMENT"), file); 7708 break; 7709 case EIHVN__IO_BIT: 7710 fputs (_("IO "), file); 7711 break; 7712 case EIHVN__FILES_VOLUMES_BIT: 7713 fputs (_("FILES_VOLUMES "), file); 7714 break; 7715 case EIHVN__PROCESS_SCHED_BIT: 7716 fputs (_("PROCESS_SCHED "), file); 7717 break; 7718 case EIHVN__SYSGEN_BIT: 7719 fputs (_("SYSGEN "), file); 7720 break; 7721 case EIHVN__CLUSTERS_LOCKMGR_BIT: 7722 fputs (_("CLUSTERS_LOCKMGR "), file); 7723 break; 7724 case EIHVN__LOGICAL_NAMES_BIT: 7725 fputs (_("LOGICAL_NAMES "), file); 7726 break; 7727 case EIHVN__SECURITY_BIT: 7728 fputs (_("SECURITY "), file); 7729 break; 7730 case EIHVN__IMAGE_ACTIVATOR_BIT: 7731 fputs (_("IMAGE_ACTIVATOR "), file); 7732 break; 7733 case EIHVN__NETWORKS_BIT: 7734 fputs (_("NETWORKS "), file); 7735 break; 7736 case EIHVN__COUNTERS_BIT: 7737 fputs (_("COUNTERS "), file); 7738 break; 7739 case EIHVN__STABLE_BIT: 7740 fputs (_("STABLE "), file); 7741 break; 7742 case EIHVN__MISC_BIT: 7743 fputs (_("MISC "), file); 7744 break; 7745 case EIHVN__CPU_BIT: 7746 fputs (_("CPU "), file); 7747 break; 7748 case EIHVN__VOLATILE_BIT: 7749 fputs (_("VOLATILE "), file); 7750 break; 7751 case EIHVN__SHELL_BIT: 7752 fputs (_("SHELL "), file); 7753 break; 7754 case EIHVN__POSIX_BIT: 7755 fputs (_("POSIX "), file); 7756 break; 7757 case EIHVN__MULTI_PROCESSING_BIT: 7758 fputs (_("MULTI_PROCESSING "), file); 7759 break; 7760 case EIHVN__GALAXY_BIT: 7761 fputs (_("GALAXY "), file); 7762 break; 7763 default: 7764 fputs (_("*unknown* "), file); 7765 break; 7766 } 7767 fprintf (file, ": %u.%u\n", 7768 (unsigned)bfd_getl16 (ver.major), 7769 (unsigned)bfd_getl16 (ver.minor)); 7770 } 7771 } 7772 7773 if (eiha_off != 0) 7774 { 7775 struct vms_eiha eiha; 7776 7777 if (bfd_seek (abfd, (file_ptr) eiha_off, SEEK_SET) 7778 || bfd_bread (&eiha, sizeof (eiha), abfd) != sizeof (eiha)) 7779 { 7780 fprintf (file, _("cannot read EIHA\n")); 7781 return; 7782 } 7783 fprintf (file, _("Image activation: (size=%u)\n"), 7784 (unsigned)bfd_getl32 (eiha.size)); 7785 /* xgettext:c-format */ 7786 fprintf (file, _(" First address : 0x%08x 0x%08x\n"), 7787 (unsigned)bfd_getl32 (eiha.tfradr1_h), 7788 (unsigned)bfd_getl32 (eiha.tfradr1)); 7789 /* xgettext:c-format */ 7790 fprintf (file, _(" Second address: 0x%08x 0x%08x\n"), 7791 (unsigned)bfd_getl32 (eiha.tfradr2_h), 7792 (unsigned)bfd_getl32 (eiha.tfradr2)); 7793 /* xgettext:c-format */ 7794 fprintf (file, _(" Third address : 0x%08x 0x%08x\n"), 7795 (unsigned)bfd_getl32 (eiha.tfradr3_h), 7796 (unsigned)bfd_getl32 (eiha.tfradr3)); 7797 /* xgettext:c-format */ 7798 fprintf (file, _(" Fourth address: 0x%08x 0x%08x\n"), 7799 (unsigned)bfd_getl32 (eiha.tfradr4_h), 7800 (unsigned)bfd_getl32 (eiha.tfradr4)); 7801 /* xgettext:c-format */ 7802 fprintf (file, _(" Shared image : 0x%08x 0x%08x\n"), 7803 (unsigned)bfd_getl32 (eiha.inishr_h), 7804 (unsigned)bfd_getl32 (eiha.inishr)); 7805 } 7806 if (eihi_off != 0) 7807 { 7808 struct vms_eihi eihi; 7809 7810 if (bfd_seek (abfd, (file_ptr) eihi_off, SEEK_SET) 7811 || bfd_bread (&eihi, sizeof (eihi), abfd) != sizeof (eihi)) 7812 { 7813 fprintf (file, _("cannot read EIHI\n")); 7814 return; 7815 } 7816 /* xgettext:c-format */ 7817 fprintf (file, _("Image identification: (major: %u, minor: %u)\n"), 7818 (unsigned)bfd_getl32 (eihi.majorid), 7819 (unsigned)bfd_getl32 (eihi.minorid)); 7820 fprintf (file, _(" image name : %.*s\n"), 7821 eihi.imgnam[0], eihi.imgnam + 1); 7822 fprintf (file, _(" link time : %s\n"), 7823 vms_time_to_str (eihi.linktime)); 7824 fprintf (file, _(" image ident : %.*s\n"), 7825 eihi.imgid[0], eihi.imgid + 1); 7826 fprintf (file, _(" linker ident : %.*s\n"), 7827 eihi.linkid[0], eihi.linkid + 1); 7828 fprintf (file, _(" image build ident: %.*s\n"), 7829 eihi.imgbid[0], eihi.imgbid + 1); 7830 } 7831 if (eihs_off != 0) 7832 { 7833 struct vms_eihs eihs; 7834 7835 if (bfd_seek (abfd, (file_ptr) eihs_off, SEEK_SET) 7836 || bfd_bread (&eihs, sizeof (eihs), abfd) != sizeof (eihs)) 7837 { 7838 fprintf (file, _("cannot read EIHS\n")); 7839 return; 7840 } 7841 /* xgettext:c-format */ 7842 fprintf (file, _("Image symbol & debug table: (major: %u, minor: %u)\n"), 7843 (unsigned)bfd_getl32 (eihs.majorid), 7844 (unsigned)bfd_getl32 (eihs.minorid)); 7845 dst_vbn = bfd_getl32 (eihs.dstvbn); 7846 dst_size = bfd_getl32 (eihs.dstsize); 7847 /* xgettext:c-format */ 7848 fprintf (file, _(" debug symbol table : vbn: %u, size: %u (0x%x)\n"), 7849 dst_vbn, dst_size, dst_size); 7850 gst_vbn = bfd_getl32 (eihs.gstvbn); 7851 gst_size = bfd_getl32 (eihs.gstsize); 7852 /* xgettext:c-format */ 7853 fprintf (file, _(" global symbol table: vbn: %u, records: %u\n"), 7854 gst_vbn, gst_size); 7855 dmt_vbn = bfd_getl32 (eihs.dmtvbn); 7856 dmt_size = bfd_getl32 (eihs.dmtsize); 7857 /* xgettext:c-format */ 7858 fprintf (file, _(" debug module table : vbn: %u, size: %u\n"), 7859 dmt_vbn, dmt_size); 7860 } 7861 while (eisd_off != 0) 7862 { 7863 struct vms_eisd eisd; 7864 unsigned int len; 7865 7866 while (1) 7867 { 7868 if (bfd_seek (abfd, (file_ptr) eisd_off, SEEK_SET) 7869 || bfd_bread (&eisd, sizeof (eisd), abfd) != sizeof (eisd)) 7870 { 7871 fprintf (file, _("cannot read EISD\n")); 7872 return; 7873 } 7874 len = (unsigned)bfd_getl32 (eisd.eisdsize); 7875 if (len != (unsigned)-1) 7876 break; 7877 7878 /* Next block. */ 7879 eisd_off = (eisd_off + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 7880 } 7881 /* xgettext:c-format */ 7882 fprintf (file, _("Image section descriptor: (major: %u, minor: %u, " 7883 "size: %u, offset: %u)\n"), 7884 (unsigned)bfd_getl32 (eisd.majorid), 7885 (unsigned)bfd_getl32 (eisd.minorid), 7886 len, eisd_off); 7887 if (len == 0) 7888 break; 7889 /* xgettext:c-format */ 7890 fprintf (file, _(" section: base: 0x%08x%08x size: 0x%08x\n"), 7891 (unsigned)bfd_getl32 (eisd.virt_addr + 4), 7892 (unsigned)bfd_getl32 (eisd.virt_addr + 0), 7893 (unsigned)bfd_getl32 (eisd.secsize)); 7894 val = (unsigned)bfd_getl32 (eisd.flags); 7895 fprintf (file, _(" flags: 0x%04x"), val); 7896 if (val & EISD__M_GBL) 7897 fprintf (file, " GBL"); 7898 if (val & EISD__M_CRF) 7899 fprintf (file, " CRF"); 7900 if (val & EISD__M_DZRO) 7901 fprintf (file, " DZRO"); 7902 if (val & EISD__M_WRT) 7903 fprintf (file, " WRT"); 7904 if (val & EISD__M_INITALCODE) 7905 fprintf (file, " INITALCODE"); 7906 if (val & EISD__M_BASED) 7907 fprintf (file, " BASED"); 7908 if (val & EISD__M_FIXUPVEC) 7909 fprintf (file, " FIXUPVEC"); 7910 if (val & EISD__M_RESIDENT) 7911 fprintf (file, " RESIDENT"); 7912 if (val & EISD__M_VECTOR) 7913 fprintf (file, " VECTOR"); 7914 if (val & EISD__M_PROTECT) 7915 fprintf (file, " PROTECT"); 7916 if (val & EISD__M_LASTCLU) 7917 fprintf (file, " LASTCLU"); 7918 if (val & EISD__M_EXE) 7919 fprintf (file, " EXE"); 7920 if (val & EISD__M_NONSHRADR) 7921 fprintf (file, " NONSHRADR"); 7922 if (val & EISD__M_QUAD_LENGTH) 7923 fprintf (file, " QUAD_LENGTH"); 7924 if (val & EISD__M_ALLOC_64BIT) 7925 fprintf (file, " ALLOC_64BIT"); 7926 fprintf (file, "\n"); 7927 if (val & EISD__M_FIXUPVEC) 7928 { 7929 eiaf_vbn = bfd_getl32 (eisd.vbn); 7930 eiaf_size = bfd_getl32 (eisd.secsize); 7931 } 7932 /* xgettext:c-format */ 7933 fprintf (file, _(" vbn: %u, pfc: %u, matchctl: %u type: %u ("), 7934 (unsigned)bfd_getl32 (eisd.vbn), 7935 eisd.pfc, eisd.matchctl, eisd.type); 7936 switch (eisd.type) 7937 { 7938 case EISD__K_NORMAL: 7939 fputs (_("NORMAL"), file); 7940 break; 7941 case EISD__K_SHRFXD: 7942 fputs (_("SHRFXD"), file); 7943 break; 7944 case EISD__K_PRVFXD: 7945 fputs (_("PRVFXD"), file); 7946 break; 7947 case EISD__K_SHRPIC: 7948 fputs (_("SHRPIC"), file); 7949 break; 7950 case EISD__K_PRVPIC: 7951 fputs (_("PRVPIC"), file); 7952 break; 7953 case EISD__K_USRSTACK: 7954 fputs (_("USRSTACK"), file); 7955 break; 7956 default: 7957 fputs (_("*unknown*"), file); 7958 break; 7959 } 7960 fputs (_(")\n"), file); 7961 if (val & EISD__M_GBL) 7962 /* xgettext:c-format */ 7963 fprintf (file, _(" ident: 0x%08x, name: %.*s\n"), 7964 (unsigned)bfd_getl32 (eisd.ident), 7965 eisd.gblnam[0], eisd.gblnam + 1); 7966 eisd_off += len; 7967 } 7968 7969 if (dmt_vbn != 0) 7970 { 7971 if (bfd_seek (abfd, (file_ptr) (dmt_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 7972 { 7973 fprintf (file, _("cannot read DMT\n")); 7974 return; 7975 } 7976 7977 fprintf (file, _("Debug module table:\n")); 7978 7979 while (dmt_size > 0) 7980 { 7981 struct vms_dmt_header dmth; 7982 unsigned int count; 7983 7984 if (bfd_bread (&dmth, sizeof (dmth), abfd) != sizeof (dmth)) 7985 { 7986 fprintf (file, _("cannot read DMT header\n")); 7987 return; 7988 } 7989 count = bfd_getl16 (dmth.psect_count); 7990 fprintf (file, 7991 /* xgettext:c-format */ 7992 _(" module offset: 0x%08x, size: 0x%08x, (%u psects)\n"), 7993 (unsigned)bfd_getl32 (dmth.modbeg), 7994 (unsigned)bfd_getl32 (dmth.size), count); 7995 dmt_size -= sizeof (dmth); 7996 while (count > 0) 7997 { 7998 struct vms_dmt_psect dmtp; 7999 8000 if (bfd_bread (&dmtp, sizeof (dmtp), abfd) != sizeof (dmtp)) 8001 { 8002 fprintf (file, _("cannot read DMT psect\n")); 8003 return; 8004 } 8005 /* xgettext:c-format */ 8006 fprintf (file, _(" psect start: 0x%08x, length: %u\n"), 8007 (unsigned)bfd_getl32 (dmtp.start), 8008 (unsigned)bfd_getl32 (dmtp.length)); 8009 count--; 8010 dmt_size -= sizeof (dmtp); 8011 } 8012 } 8013 } 8014 8015 if (dst_vbn != 0) 8016 { 8017 if (bfd_seek (abfd, (file_ptr) (dst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8018 { 8019 fprintf (file, _("cannot read DST\n")); 8020 return; 8021 } 8022 8023 evax_bfd_print_dst (abfd, dst_size, file); 8024 } 8025 if (gst_vbn != 0) 8026 { 8027 if (bfd_seek (abfd, (file_ptr) (gst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8028 { 8029 fprintf (file, _("cannot read GST\n")); 8030 return; 8031 } 8032 8033 fprintf (file, _("Global symbol table:\n")); 8034 evax_bfd_print_eobj (abfd, file); 8035 } 8036 if (eiaf_vbn != 0) 8037 { 8038 unsigned char *buf; 8039 struct vms_eiaf *eiaf; 8040 unsigned int qrelfixoff; 8041 unsigned int lrelfixoff; 8042 unsigned int qdotadroff; 8043 unsigned int ldotadroff; 8044 unsigned int shrimgcnt; 8045 unsigned int shlstoff; 8046 unsigned int codeadroff; 8047 unsigned int lpfixoff; 8048 unsigned int chgprtoff; 8049 8050 buf = bfd_malloc (eiaf_size); 8051 8052 if (bfd_seek (abfd, (file_ptr) (eiaf_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET) 8053 || bfd_bread (buf, eiaf_size, abfd) != eiaf_size) 8054 { 8055 fprintf (file, _("cannot read EIHA\n")); 8056 free (buf); 8057 return; 8058 } 8059 eiaf = (struct vms_eiaf *)buf; 8060 fprintf (file, 8061 /* xgettext:c-format */ 8062 _("Image activator fixup: (major: %u, minor: %u)\n"), 8063 (unsigned)bfd_getl32 (eiaf->majorid), 8064 (unsigned)bfd_getl32 (eiaf->minorid)); 8065 /* xgettext:c-format */ 8066 fprintf (file, _(" iaflink : 0x%08x %08x\n"), 8067 (unsigned)bfd_getl32 (eiaf->iaflink + 0), 8068 (unsigned)bfd_getl32 (eiaf->iaflink + 4)); 8069 /* xgettext:c-format */ 8070 fprintf (file, _(" fixuplnk: 0x%08x %08x\n"), 8071 (unsigned)bfd_getl32 (eiaf->fixuplnk + 0), 8072 (unsigned)bfd_getl32 (eiaf->fixuplnk + 4)); 8073 fprintf (file, _(" size : %u\n"), 8074 (unsigned)bfd_getl32 (eiaf->size)); 8075 fprintf (file, _(" flags: 0x%08x\n"), 8076 (unsigned)bfd_getl32 (eiaf->flags)); 8077 qrelfixoff = bfd_getl32 (eiaf->qrelfixoff); 8078 lrelfixoff = bfd_getl32 (eiaf->lrelfixoff); 8079 /* xgettext:c-format */ 8080 fprintf (file, _(" qrelfixoff: %5u, lrelfixoff: %5u\n"), 8081 qrelfixoff, lrelfixoff); 8082 qdotadroff = bfd_getl32 (eiaf->qdotadroff); 8083 ldotadroff = bfd_getl32 (eiaf->ldotadroff); 8084 /* xgettext:c-format */ 8085 fprintf (file, _(" qdotadroff: %5u, ldotadroff: %5u\n"), 8086 qdotadroff, ldotadroff); 8087 codeadroff = bfd_getl32 (eiaf->codeadroff); 8088 lpfixoff = bfd_getl32 (eiaf->lpfixoff); 8089 /* xgettext:c-format */ 8090 fprintf (file, _(" codeadroff: %5u, lpfixoff : %5u\n"), 8091 codeadroff, lpfixoff); 8092 chgprtoff = bfd_getl32 (eiaf->chgprtoff); 8093 fprintf (file, _(" chgprtoff : %5u\n"), chgprtoff); 8094 shrimgcnt = bfd_getl32 (eiaf->shrimgcnt); 8095 shlstoff = bfd_getl32 (eiaf->shlstoff); 8096 /* xgettext:c-format */ 8097 fprintf (file, _(" shlstoff : %5u, shrimgcnt : %5u\n"), 8098 shlstoff, shrimgcnt); 8099 /* xgettext:c-format */ 8100 fprintf (file, _(" shlextra : %5u, permctx : %5u\n"), 8101 (unsigned)bfd_getl32 (eiaf->shlextra), 8102 (unsigned)bfd_getl32 (eiaf->permctx)); 8103 fprintf (file, _(" base_va : 0x%08x\n"), 8104 (unsigned)bfd_getl32 (eiaf->base_va)); 8105 fprintf (file, _(" lppsbfixoff: %5u\n"), 8106 (unsigned)bfd_getl32 (eiaf->lppsbfixoff)); 8107 8108 if (shlstoff) 8109 { 8110 struct vms_shl *shl = (struct vms_shl *)(buf + shlstoff); 8111 unsigned int j; 8112 8113 fprintf (file, _(" Shareable images:\n")); 8114 for (j = 0; j < shrimgcnt; j++, shl++) 8115 { 8116 fprintf (file, 8117 /* xgettext:c-format */ 8118 _(" %u: size: %u, flags: 0x%02x, name: %.*s\n"), 8119 j, shl->size, shl->flags, 8120 shl->imgnam[0], shl->imgnam + 1); 8121 } 8122 } 8123 if (qrelfixoff != 0) 8124 { 8125 fprintf (file, _(" quad-word relocation fixups:\n")); 8126 evax_bfd_print_relocation_records (file, buf + qrelfixoff, 8); 8127 } 8128 if (lrelfixoff != 0) 8129 { 8130 fprintf (file, _(" long-word relocation fixups:\n")); 8131 evax_bfd_print_relocation_records (file, buf + lrelfixoff, 4); 8132 } 8133 if (qdotadroff != 0) 8134 { 8135 fprintf (file, _(" quad-word .address reference fixups:\n")); 8136 evax_bfd_print_address_fixups (file, buf + qdotadroff); 8137 } 8138 if (ldotadroff != 0) 8139 { 8140 fprintf (file, _(" long-word .address reference fixups:\n")); 8141 evax_bfd_print_address_fixups (file, buf + ldotadroff); 8142 } 8143 if (codeadroff != 0) 8144 { 8145 fprintf (file, _(" Code Address Reference Fixups:\n")); 8146 evax_bfd_print_reference_fixups (file, buf + codeadroff); 8147 } 8148 if (lpfixoff != 0) 8149 { 8150 fprintf (file, _(" Linkage Pairs Reference Fixups:\n")); 8151 evax_bfd_print_reference_fixups (file, buf + lpfixoff); 8152 } 8153 if (chgprtoff) 8154 { 8155 unsigned int count = (unsigned)bfd_getl32 (buf + chgprtoff); 8156 struct vms_eicp *eicp = (struct vms_eicp *)(buf + chgprtoff + 4); 8157 unsigned int j; 8158 8159 fprintf (file, _(" Change Protection (%u entries):\n"), count); 8160 for (j = 0; j < count; j++, eicp++) 8161 { 8162 unsigned int prot = bfd_getl32 (eicp->newprt); 8163 fprintf (file, 8164 /* xgettext:c-format */ 8165 _(" base: 0x%08x %08x, size: 0x%08x, prot: 0x%08x "), 8166 (unsigned)bfd_getl32 (eicp->baseva + 4), 8167 (unsigned)bfd_getl32 (eicp->baseva + 0), 8168 (unsigned)bfd_getl32 (eicp->size), 8169 (unsigned)bfd_getl32 (eicp->newprt)); 8170 switch (prot) 8171 { 8172 case PRT__C_NA: 8173 fprintf (file, "NA"); 8174 break; 8175 case PRT__C_RESERVED: 8176 fprintf (file, "RES"); 8177 break; 8178 case PRT__C_KW: 8179 fprintf (file, "KW"); 8180 break; 8181 case PRT__C_KR: 8182 fprintf (file, "KR"); 8183 break; 8184 case PRT__C_UW: 8185 fprintf (file, "UW"); 8186 break; 8187 case PRT__C_EW: 8188 fprintf (file, "EW"); 8189 break; 8190 case PRT__C_ERKW: 8191 fprintf (file, "ERKW"); 8192 break; 8193 case PRT__C_ER: 8194 fprintf (file, "ER"); 8195 break; 8196 case PRT__C_SW: 8197 fprintf (file, "SW"); 8198 break; 8199 case PRT__C_SREW: 8200 fprintf (file, "SREW"); 8201 break; 8202 case PRT__C_SRKW: 8203 fprintf (file, "SRKW"); 8204 break; 8205 case PRT__C_SR: 8206 fprintf (file, "SR"); 8207 break; 8208 case PRT__C_URSW: 8209 fprintf (file, "URSW"); 8210 break; 8211 case PRT__C_UREW: 8212 fprintf (file, "UREW"); 8213 break; 8214 case PRT__C_URKW: 8215 fprintf (file, "URKW"); 8216 break; 8217 case PRT__C_UR: 8218 fprintf (file, "UR"); 8219 break; 8220 default: 8221 fputs ("??", file); 8222 break; 8223 } 8224 fputc ('\n', file); 8225 } 8226 } 8227 free (buf); 8228 } 8229} 8230 8231static bfd_boolean 8232vms_bfd_print_private_bfd_data (bfd *abfd, void *ptr) 8233{ 8234 FILE *file = (FILE *)ptr; 8235 8236 if (bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC)) 8237 evax_bfd_print_image (abfd, file); 8238 else 8239 { 8240 if (bfd_seek (abfd, 0, SEEK_SET)) 8241 return FALSE; 8242 evax_bfd_print_eobj (abfd, file); 8243 } 8244 return TRUE; 8245} 8246 8247/* Linking. */ 8248 8249/* Slurp ETIR/EDBG/ETBT VMS object records. */ 8250 8251static bfd_boolean 8252alpha_vms_read_sections_content (bfd *abfd, struct bfd_link_info *info) 8253{ 8254 asection *cur_section; 8255 file_ptr cur_offset; 8256 asection *dst_section; 8257 file_ptr dst_offset; 8258 8259 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 8260 return FALSE; 8261 8262 cur_section = NULL; 8263 cur_offset = 0; 8264 8265 dst_section = PRIV (dst_section); 8266 dst_offset = 0; 8267 if (info) 8268 { 8269 if (info->strip == strip_all || info->strip == strip_debugger) 8270 { 8271 /* Discard the DST section. */ 8272 dst_offset = 0; 8273 dst_section = NULL; 8274 } 8275 else if (dst_section) 8276 { 8277 dst_offset = dst_section->output_offset; 8278 dst_section = dst_section->output_section; 8279 } 8280 } 8281 8282 while (1) 8283 { 8284 int type; 8285 bfd_boolean res; 8286 8287 type = _bfd_vms_get_object_record (abfd); 8288 if (type < 0) 8289 { 8290 vms_debug2 ((2, "next_record failed\n")); 8291 return FALSE; 8292 } 8293 switch (type) 8294 { 8295 case EOBJ__C_ETIR: 8296 PRIV (image_section) = cur_section; 8297 PRIV (image_offset) = cur_offset; 8298 res = _bfd_vms_slurp_etir (abfd, info); 8299 cur_section = PRIV (image_section); 8300 cur_offset = PRIV (image_offset); 8301 break; 8302 case EOBJ__C_EDBG: 8303 case EOBJ__C_ETBT: 8304 if (dst_section == NULL) 8305 continue; 8306 PRIV (image_section) = dst_section; 8307 PRIV (image_offset) = dst_offset; 8308 res = _bfd_vms_slurp_etir (abfd, info); 8309 dst_offset = PRIV (image_offset); 8310 break; 8311 case EOBJ__C_EEOM: 8312 return TRUE; 8313 default: 8314 continue; 8315 } 8316 if (!res) 8317 { 8318 vms_debug2 ((2, "slurp eobj type %d failed\n", type)); 8319 return FALSE; 8320 } 8321 } 8322} 8323 8324static int 8325alpha_vms_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, 8326 struct bfd_link_info *info ATTRIBUTE_UNUSED) 8327{ 8328 return 0; 8329} 8330 8331/* Add a linkage pair fixup at address SECT + OFFSET to SHLIB. */ 8332 8333static void 8334alpha_vms_add_fixup_lp (struct bfd_link_info *info, bfd *src, bfd *shlib) 8335{ 8336 struct alpha_vms_shlib_el *sl; 8337 asection *sect = PRIV2 (src, image_section); 8338 file_ptr offset = PRIV2 (src, image_offset); 8339 8340 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8341 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8342 sl->has_fixups = TRUE; 8343 VEC_APPEND_EL (sl->lp, bfd_vma, 8344 sect->output_section->vma + sect->output_offset + offset); 8345 sect->output_section->flags |= SEC_RELOC; 8346} 8347 8348/* Add a code address fixup at address SECT + OFFSET to SHLIB. */ 8349 8350static void 8351alpha_vms_add_fixup_ca (struct bfd_link_info *info, bfd *src, bfd *shlib) 8352{ 8353 struct alpha_vms_shlib_el *sl; 8354 asection *sect = PRIV2 (src, image_section); 8355 file_ptr offset = PRIV2 (src, image_offset); 8356 8357 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8358 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8359 sl->has_fixups = TRUE; 8360 VEC_APPEND_EL (sl->ca, bfd_vma, 8361 sect->output_section->vma + sect->output_offset + offset); 8362 sect->output_section->flags |= SEC_RELOC; 8363} 8364 8365/* Add a quad word relocation fixup at address SECT + OFFSET to SHLIB. */ 8366 8367static void 8368alpha_vms_add_fixup_qr (struct bfd_link_info *info, bfd *src, 8369 bfd *shlib, bfd_vma vec) 8370{ 8371 struct alpha_vms_shlib_el *sl; 8372 struct alpha_vms_vma_ref *r; 8373 asection *sect = PRIV2 (src, image_section); 8374 file_ptr offset = PRIV2 (src, image_offset); 8375 8376 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8377 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8378 sl->has_fixups = TRUE; 8379 r = VEC_APPEND (sl->qr, struct alpha_vms_vma_ref); 8380 r->vma = sect->output_section->vma + sect->output_offset + offset; 8381 r->ref = vec; 8382 sect->output_section->flags |= SEC_RELOC; 8383} 8384 8385static void 8386alpha_vms_add_fixup_lr (struct bfd_link_info *info ATTRIBUTE_UNUSED, 8387 unsigned int shr ATTRIBUTE_UNUSED, 8388 bfd_vma vec ATTRIBUTE_UNUSED) 8389{ 8390 /* Not yet supported. */ 8391 abort (); 8392} 8393 8394/* Add relocation. FIXME: Not yet emitted. */ 8395 8396static void 8397alpha_vms_add_lw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8398{ 8399} 8400 8401static void 8402alpha_vms_add_qw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8403{ 8404} 8405 8406static struct bfd_hash_entry * 8407alpha_vms_link_hash_newfunc (struct bfd_hash_entry *entry, 8408 struct bfd_hash_table *table, 8409 const char *string) 8410{ 8411 struct alpha_vms_link_hash_entry *ret = 8412 (struct alpha_vms_link_hash_entry *) entry; 8413 8414 /* Allocate the structure if it has not already been allocated by a 8415 subclass. */ 8416 if (ret == NULL) 8417 ret = ((struct alpha_vms_link_hash_entry *) 8418 bfd_hash_allocate (table, 8419 sizeof (struct alpha_vms_link_hash_entry))); 8420 if (ret == NULL) 8421 return NULL; 8422 8423 /* Call the allocation method of the superclass. */ 8424 ret = ((struct alpha_vms_link_hash_entry *) 8425 _bfd_link_hash_newfunc ((struct bfd_hash_entry *) ret, 8426 table, string)); 8427 8428 ret->sym = NULL; 8429 8430 return (struct bfd_hash_entry *) ret; 8431} 8432 8433static void 8434alpha_vms_bfd_link_hash_table_free (bfd *abfd) 8435{ 8436 struct alpha_vms_link_hash_table *t; 8437 unsigned i; 8438 8439 t = (struct alpha_vms_link_hash_table *) abfd->link.hash; 8440 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8441 { 8442 struct alpha_vms_shlib_el *shlib; 8443 8444 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8445 free (&VEC_EL (shlib->ca, bfd_vma, 0)); 8446 free (&VEC_EL (shlib->lp, bfd_vma, 0)); 8447 free (&VEC_EL (shlib->qr, struct alpha_vms_vma_ref, 0)); 8448 } 8449 free (&VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, 0)); 8450 8451 _bfd_generic_link_hash_table_free (abfd); 8452} 8453 8454/* Create an Alpha/VMS link hash table. */ 8455 8456static struct bfd_link_hash_table * 8457alpha_vms_bfd_link_hash_table_create (bfd *abfd) 8458{ 8459 struct alpha_vms_link_hash_table *ret; 8460 bfd_size_type amt = sizeof (struct alpha_vms_link_hash_table); 8461 8462 ret = (struct alpha_vms_link_hash_table *) bfd_malloc (amt); 8463 if (ret == NULL) 8464 return NULL; 8465 if (!_bfd_link_hash_table_init (&ret->root, abfd, 8466 alpha_vms_link_hash_newfunc, 8467 sizeof (struct alpha_vms_link_hash_entry))) 8468 { 8469 free (ret); 8470 return NULL; 8471 } 8472 8473 VEC_INIT (ret->shrlibs); 8474 ret->fixup = NULL; 8475 ret->root.hash_table_free = alpha_vms_bfd_link_hash_table_free; 8476 8477 return &ret->root; 8478} 8479 8480static bfd_boolean 8481alpha_vms_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) 8482{ 8483 unsigned int i; 8484 8485 for (i = 0; i < PRIV (gsd_sym_count); i++) 8486 { 8487 struct vms_symbol_entry *e = PRIV (syms)[i]; 8488 struct alpha_vms_link_hash_entry *h; 8489 struct bfd_link_hash_entry *h_root; 8490 asymbol sym; 8491 8492 if (!alpha_vms_convert_symbol (abfd, e, &sym)) 8493 return FALSE; 8494 8495 if ((e->flags & EGSY__V_DEF) && abfd->selective_search) 8496 { 8497 /* In selective_search mode, only add definition that are 8498 required. */ 8499 h = (struct alpha_vms_link_hash_entry *)bfd_link_hash_lookup 8500 (info->hash, sym.name, FALSE, FALSE, FALSE); 8501 if (h == NULL || h->root.type != bfd_link_hash_undefined) 8502 continue; 8503 } 8504 else 8505 h = NULL; 8506 8507 h_root = (struct bfd_link_hash_entry *) h; 8508 if (!_bfd_generic_link_add_one_symbol (info, abfd, sym.name, sym.flags, 8509 sym.section, sym.value, NULL, 8510 FALSE, FALSE, &h_root)) 8511 return FALSE; 8512 h = (struct alpha_vms_link_hash_entry *) h_root; 8513 8514 if ((e->flags & EGSY__V_DEF) 8515 && h->sym == NULL 8516 && abfd->xvec == info->output_bfd->xvec) 8517 h->sym = e; 8518 } 8519 8520 if (abfd->flags & DYNAMIC) 8521 { 8522 struct alpha_vms_shlib_el *shlib; 8523 8524 /* We do not want to include any of the sections in a dynamic 8525 object in the output file. See comment in elflink.c. */ 8526 bfd_section_list_clear (abfd); 8527 8528 shlib = VEC_APPEND (alpha_vms_link_hash (info)->shrlibs, 8529 struct alpha_vms_shlib_el); 8530 shlib->abfd = abfd; 8531 VEC_INIT (shlib->ca); 8532 VEC_INIT (shlib->lp); 8533 VEC_INIT (shlib->qr); 8534 PRIV (shr_index) = VEC_COUNT (alpha_vms_link_hash (info)->shrlibs) - 1; 8535 } 8536 8537 return TRUE; 8538} 8539 8540static bfd_boolean 8541alpha_vms_link_add_archive_symbols (bfd *abfd, struct bfd_link_info *info) 8542{ 8543 int pass; 8544 struct bfd_link_hash_entry **pundef; 8545 struct bfd_link_hash_entry **next_pundef; 8546 8547 /* We only accept VMS libraries. */ 8548 if (info->output_bfd->xvec != abfd->xvec) 8549 { 8550 bfd_set_error (bfd_error_wrong_format); 8551 return FALSE; 8552 } 8553 8554 /* The archive_pass field in the archive itself is used to 8555 initialize PASS, since we may search the same archive multiple 8556 times. */ 8557 pass = ++abfd->archive_pass; 8558 8559 /* Look through the list of undefined symbols. */ 8560 for (pundef = &info->hash->undefs; *pundef != NULL; pundef = next_pundef) 8561 { 8562 struct bfd_link_hash_entry *h; 8563 symindex symidx; 8564 bfd *element; 8565 bfd *orig_element; 8566 8567 h = *pundef; 8568 next_pundef = &(*pundef)->u.undef.next; 8569 8570 /* When a symbol is defined, it is not necessarily removed from 8571 the list. */ 8572 if (h->type != bfd_link_hash_undefined 8573 && h->type != bfd_link_hash_common) 8574 { 8575 /* Remove this entry from the list, for general cleanliness 8576 and because we are going to look through the list again 8577 if we search any more libraries. We can't remove the 8578 entry if it is the tail, because that would lose any 8579 entries we add to the list later on. */ 8580 if (*pundef != info->hash->undefs_tail) 8581 { 8582 *pundef = *next_pundef; 8583 next_pundef = pundef; 8584 } 8585 continue; 8586 } 8587 8588 /* Look for this symbol in the archive hash table. */ 8589 symidx = _bfd_vms_lib_find_symbol (abfd, h->root.string); 8590 if (symidx == BFD_NO_MORE_SYMBOLS) 8591 { 8592 /* Nothing in this slot. */ 8593 continue; 8594 } 8595 8596 element = bfd_get_elt_at_index (abfd, symidx); 8597 if (element == NULL) 8598 return FALSE; 8599 8600 if (element->archive_pass == -1 || element->archive_pass == pass) 8601 { 8602 /* Next symbol if this archive is wrong or already handled. */ 8603 continue; 8604 } 8605 8606 if (! bfd_check_format (element, bfd_object)) 8607 { 8608 element->archive_pass = -1; 8609 return FALSE; 8610 } 8611 8612 orig_element = element; 8613 if (bfd_is_thin_archive (abfd)) 8614 { 8615 element = _bfd_vms_lib_get_imagelib_file (element); 8616 if (element == NULL || !bfd_check_format (element, bfd_object)) 8617 { 8618 orig_element->archive_pass = -1; 8619 return FALSE; 8620 } 8621 } 8622 8623 /* Unlike the generic linker, we know that this element provides 8624 a definition for an undefined symbol and we know that we want 8625 to include it. We don't need to check anything. */ 8626 if (!(*info->callbacks 8627 ->add_archive_element) (info, element, h->root.string, &element)) 8628 continue; 8629 if (!alpha_vms_link_add_object_symbols (element, info)) 8630 return FALSE; 8631 8632 orig_element->archive_pass = pass; 8633 } 8634 8635 return TRUE; 8636} 8637 8638static bfd_boolean 8639alpha_vms_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info) 8640{ 8641 switch (bfd_get_format (abfd)) 8642 { 8643 case bfd_object: 8644 vms_debug2 ((2, "vms_link_add_symbols for object %s\n", 8645 abfd->filename)); 8646 return alpha_vms_link_add_object_symbols (abfd, info); 8647 break; 8648 case bfd_archive: 8649 vms_debug2 ((2, "vms_link_add_symbols for archive %s\n", 8650 abfd->filename)); 8651 return alpha_vms_link_add_archive_symbols (abfd, info); 8652 break; 8653 default: 8654 bfd_set_error (bfd_error_wrong_format); 8655 return FALSE; 8656 } 8657} 8658 8659static bfd_boolean 8660alpha_vms_build_fixups (struct bfd_link_info *info) 8661{ 8662 struct alpha_vms_link_hash_table *t = alpha_vms_link_hash (info); 8663 unsigned char *content; 8664 unsigned int i; 8665 unsigned int sz = 0; 8666 unsigned int lp_sz = 0; 8667 unsigned int ca_sz = 0; 8668 unsigned int qr_sz = 0; 8669 unsigned int shrimg_cnt = 0; 8670 unsigned int chgprt_num = 0; 8671 unsigned int chgprt_sz = 0; 8672 struct vms_eiaf *eiaf; 8673 unsigned int off; 8674 asection *sec; 8675 8676 /* Shared libraries. */ 8677 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8678 { 8679 struct alpha_vms_shlib_el *shlib; 8680 8681 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8682 8683 if (!shlib->has_fixups) 8684 continue; 8685 8686 shrimg_cnt++; 8687 8688 if (VEC_COUNT (shlib->ca) > 0) 8689 { 8690 /* Header + entries. */ 8691 ca_sz += 8; 8692 ca_sz += VEC_COUNT (shlib->ca) * 4; 8693 } 8694 if (VEC_COUNT (shlib->lp) > 0) 8695 { 8696 /* Header + entries. */ 8697 lp_sz += 8; 8698 lp_sz += VEC_COUNT (shlib->lp) * 4; 8699 } 8700 if (VEC_COUNT (shlib->qr) > 0) 8701 { 8702 /* Header + entries. */ 8703 qr_sz += 8; 8704 qr_sz += VEC_COUNT (shlib->qr) * 8; 8705 } 8706 } 8707 /* Add markers. */ 8708 if (ca_sz > 0) 8709 ca_sz += 8; 8710 if (lp_sz > 0) 8711 lp_sz += 8; 8712 if (qr_sz > 0) 8713 qr_sz += 8; 8714 8715 /* Finish now if there is no content. */ 8716 if (ca_sz + lp_sz + qr_sz == 0) 8717 return TRUE; 8718 8719 /* Add an eicp entry for the fixup itself. */ 8720 chgprt_num = 1; 8721 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 8722 { 8723 /* This isect could be made RO or EXE after relocations are applied. */ 8724 if ((sec->flags & SEC_RELOC) != 0 8725 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 8726 chgprt_num++; 8727 } 8728 chgprt_sz = 4 + chgprt_num * sizeof (struct vms_eicp); 8729 8730 /* Allocate section content (round-up size) */ 8731 sz = sizeof (struct vms_eiaf) + shrimg_cnt * sizeof (struct vms_shl) 8732 + ca_sz + lp_sz + qr_sz + chgprt_sz; 8733 sz = (sz + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1); 8734 content = bfd_zalloc (info->output_bfd, sz); 8735 if (content == NULL) 8736 return FALSE; 8737 8738 sec = alpha_vms_link_hash (info)->fixup; 8739 sec->contents = content; 8740 sec->size = sz; 8741 8742 eiaf = (struct vms_eiaf *)content; 8743 off = sizeof (struct vms_eiaf); 8744 bfd_putl32 (0, eiaf->majorid); 8745 bfd_putl32 (0, eiaf->minorid); 8746 bfd_putl32 (0, eiaf->iaflink); 8747 bfd_putl32 (0, eiaf->fixuplnk); 8748 bfd_putl32 (sizeof (struct vms_eiaf), eiaf->size); 8749 bfd_putl32 (0, eiaf->flags); 8750 bfd_putl32 (0, eiaf->qrelfixoff); 8751 bfd_putl32 (0, eiaf->lrelfixoff); 8752 bfd_putl32 (0, eiaf->qdotadroff); 8753 bfd_putl32 (0, eiaf->ldotadroff); 8754 bfd_putl32 (0, eiaf->codeadroff); 8755 bfd_putl32 (0, eiaf->lpfixoff); 8756 bfd_putl32 (0, eiaf->chgprtoff); 8757 bfd_putl32 (shrimg_cnt ? off : 0, eiaf->shlstoff); 8758 bfd_putl32 (shrimg_cnt, eiaf->shrimgcnt); 8759 bfd_putl32 (0, eiaf->shlextra); 8760 bfd_putl32 (0, eiaf->permctx); 8761 bfd_putl32 (0, eiaf->base_va); 8762 bfd_putl32 (0, eiaf->lppsbfixoff); 8763 8764 if (shrimg_cnt) 8765 { 8766 shrimg_cnt = 0; 8767 8768 /* Write shl. */ 8769 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8770 { 8771 struct alpha_vms_shlib_el *shlib; 8772 struct vms_shl *shl; 8773 8774 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8775 8776 if (!shlib->has_fixups) 8777 continue; 8778 8779 /* Renumber shared images. */ 8780 PRIV2 (shlib->abfd, shr_index) = shrimg_cnt++; 8781 8782 shl = (struct vms_shl *)(content + off); 8783 bfd_putl32 (0, shl->baseva); 8784 bfd_putl32 (0, shl->shlptr); 8785 bfd_putl32 (0, shl->ident); 8786 bfd_putl32 (0, shl->permctx); 8787 shl->size = sizeof (struct vms_shl); 8788 bfd_putl16 (0, shl->fill_1); 8789 shl->flags = 0; 8790 bfd_putl32 (0, shl->icb); 8791 shl->imgnam[0] = strlen (PRIV2 (shlib->abfd, hdr_data.hdr_t_name)); 8792 memcpy (shl->imgnam + 1, PRIV2 (shlib->abfd, hdr_data.hdr_t_name), 8793 shl->imgnam[0]); 8794 8795 off += sizeof (struct vms_shl); 8796 } 8797 8798 /* CA fixups. */ 8799 if (ca_sz != 0) 8800 { 8801 bfd_putl32 (off, eiaf->codeadroff); 8802 8803 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8804 { 8805 struct alpha_vms_shlib_el *shlib; 8806 unsigned int j; 8807 8808 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8809 8810 if (VEC_COUNT (shlib->ca) == 0) 8811 continue; 8812 8813 bfd_putl32 (VEC_COUNT (shlib->ca), content + off); 8814 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8815 off += 8; 8816 8817 for (j = 0; j < VEC_COUNT (shlib->ca); j++) 8818 { 8819 bfd_putl32 (VEC_EL (shlib->ca, bfd_vma, j) - t->base_addr, 8820 content + off); 8821 off += 4; 8822 } 8823 } 8824 8825 bfd_putl32 (0, content + off); 8826 bfd_putl32 (0, content + off + 4); 8827 off += 8; 8828 } 8829 8830 /* LP fixups. */ 8831 if (lp_sz != 0) 8832 { 8833 bfd_putl32 (off, eiaf->lpfixoff); 8834 8835 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8836 { 8837 struct alpha_vms_shlib_el *shlib; 8838 unsigned int j; 8839 8840 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8841 8842 if (VEC_COUNT (shlib->lp) == 0) 8843 continue; 8844 8845 bfd_putl32 (VEC_COUNT (shlib->lp), content + off); 8846 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8847 off += 8; 8848 8849 for (j = 0; j < VEC_COUNT (shlib->lp); j++) 8850 { 8851 bfd_putl32 (VEC_EL (shlib->lp, bfd_vma, j) - t->base_addr, 8852 content + off); 8853 off += 4; 8854 } 8855 } 8856 8857 bfd_putl32 (0, content + off); 8858 bfd_putl32 (0, content + off + 4); 8859 off += 8; 8860 } 8861 8862 /* QR fixups. */ 8863 if (qr_sz != 0) 8864 { 8865 bfd_putl32 (off, eiaf->qdotadroff); 8866 8867 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8868 { 8869 struct alpha_vms_shlib_el *shlib; 8870 unsigned int j; 8871 8872 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8873 8874 if (VEC_COUNT (shlib->qr) == 0) 8875 continue; 8876 8877 bfd_putl32 (VEC_COUNT (shlib->qr), content + off); 8878 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8879 off += 8; 8880 8881 for (j = 0; j < VEC_COUNT (shlib->qr); j++) 8882 { 8883 struct alpha_vms_vma_ref *r; 8884 r = &VEC_EL (shlib->qr, struct alpha_vms_vma_ref, j); 8885 bfd_putl32 (r->vma - t->base_addr, content + off); 8886 bfd_putl32 (r->ref, content + off + 4); 8887 off += 8; 8888 } 8889 } 8890 8891 bfd_putl32 (0, content + off); 8892 bfd_putl32 (0, content + off + 4); 8893 off += 8; 8894 } 8895 } 8896 8897 /* Write the change protection table. */ 8898 bfd_putl32 (off, eiaf->chgprtoff); 8899 bfd_putl32 (chgprt_num, content + off); 8900 off += 4; 8901 8902 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 8903 { 8904 struct vms_eicp *eicp; 8905 unsigned int prot; 8906 8907 if ((sec->flags & SEC_LINKER_CREATED) != 0 && 8908 strcmp (sec->name, "$FIXUP$") == 0) 8909 prot = PRT__C_UREW; 8910 else if ((sec->flags & SEC_RELOC) != 0 8911 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 8912 prot = PRT__C_UR; 8913 else 8914 continue; 8915 8916 eicp = (struct vms_eicp *)(content + off); 8917 bfd_putl64 (sec->vma - t->base_addr, eicp->baseva); 8918 bfd_putl32 ((sec->size + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1), 8919 eicp->size); 8920 bfd_putl32 (prot, eicp->newprt); 8921 off += sizeof (struct vms_eicp); 8922 } 8923 8924 return TRUE; 8925} 8926 8927/* Called by bfd_hash_traverse to fill the symbol table. 8928 Return FALSE in case of failure. */ 8929 8930static bfd_boolean 8931alpha_vms_link_output_symbol (struct bfd_hash_entry *bh, void *infov) 8932{ 8933 struct bfd_link_hash_entry *hc = (struct bfd_link_hash_entry *) bh; 8934 struct bfd_link_info *info = (struct bfd_link_info *)infov; 8935 struct alpha_vms_link_hash_entry *h; 8936 struct vms_symbol_entry *sym; 8937 8938 if (hc->type == bfd_link_hash_warning) 8939 { 8940 hc = hc->u.i.link; 8941 if (hc->type == bfd_link_hash_new) 8942 return TRUE; 8943 } 8944 h = (struct alpha_vms_link_hash_entry *) hc; 8945 8946 switch (h->root.type) 8947 { 8948 case bfd_link_hash_undefined: 8949 return TRUE; 8950 case bfd_link_hash_new: 8951 case bfd_link_hash_warning: 8952 abort (); 8953 case bfd_link_hash_undefweak: 8954 return TRUE; 8955 case bfd_link_hash_defined: 8956 case bfd_link_hash_defweak: 8957 { 8958 asection *sec = h->root.u.def.section; 8959 8960 /* FIXME: this is certainly a symbol from a dynamic library. */ 8961 if (bfd_is_abs_section (sec)) 8962 return TRUE; 8963 8964 if (sec->owner->flags & DYNAMIC) 8965 return TRUE; 8966 } 8967 break; 8968 case bfd_link_hash_common: 8969 break; 8970 case bfd_link_hash_indirect: 8971 return TRUE; 8972 } 8973 8974 /* Do not write not kept symbols. */ 8975 if (info->strip == strip_some 8976 && bfd_hash_lookup (info->keep_hash, h->root.root.string, 8977 FALSE, FALSE) != NULL) 8978 return TRUE; 8979 8980 if (h->sym == NULL) 8981 { 8982 /* This symbol doesn't come from a VMS object. So we suppose it is 8983 a data. */ 8984 int len = strlen (h->root.root.string); 8985 8986 sym = (struct vms_symbol_entry *)bfd_zalloc (info->output_bfd, 8987 sizeof (*sym) + len); 8988 if (sym == NULL) 8989 abort (); 8990 sym->namelen = len; 8991 memcpy (sym->name, h->root.root.string, len); 8992 sym->name[len] = 0; 8993 sym->owner = info->output_bfd; 8994 8995 sym->typ = EGSD__C_SYMG; 8996 sym->data_type = 0; 8997 sym->flags = EGSY__V_DEF | EGSY__V_REL; 8998 sym->symbol_vector = h->root.u.def.value; 8999 sym->section = h->root.u.def.section; 9000 sym->value = h->root.u.def.value; 9001 } 9002 else 9003 sym = h->sym; 9004 9005 if (!add_symbol_entry (info->output_bfd, sym)) 9006 return FALSE; 9007 9008 return TRUE; 9009} 9010 9011static bfd_boolean 9012alpha_vms_bfd_final_link (bfd *abfd, struct bfd_link_info *info) 9013{ 9014 asection *o; 9015 struct bfd_link_order *p; 9016 bfd *sub; 9017 asection *fixupsec; 9018 bfd_vma base_addr; 9019 bfd_vma last_addr; 9020 asection *dst; 9021 asection *dmt; 9022 9023 if (bfd_link_relocatable (info)) 9024 { 9025 /* FIXME: we do not yet support relocatable link. It is not obvious 9026 how to do it for debug infos. */ 9027 (*info->callbacks->einfo)(_("%P: relocatable link is not supported\n")); 9028 return FALSE; 9029 } 9030 9031 abfd->outsymbols = NULL; 9032 abfd->symcount = 0; 9033 9034 /* Mark all sections which will be included in the output file. */ 9035 for (o = abfd->sections; o != NULL; o = o->next) 9036 for (p = o->map_head.link_order; p != NULL; p = p->next) 9037 if (p->type == bfd_indirect_link_order) 9038 p->u.indirect.section->linker_mark = TRUE; 9039 9040#if 0 9041 /* Handle all the link order information for the sections. */ 9042 for (o = abfd->sections; o != NULL; o = o->next) 9043 { 9044 printf ("For section %s (at 0x%08x, flags=0x%08x):\n", 9045 o->name, (unsigned)o->vma, (unsigned)o->flags); 9046 9047 for (p = o->map_head.link_order; p != NULL; p = p->next) 9048 { 9049 printf (" at 0x%08x - 0x%08x: ", 9050 (unsigned)p->offset, (unsigned)(p->offset + p->size - 1)); 9051 switch (p->type) 9052 { 9053 case bfd_section_reloc_link_order: 9054 case bfd_symbol_reloc_link_order: 9055 printf (" section/symbol reloc\n"); 9056 break; 9057 case bfd_indirect_link_order: 9058 printf (" section %s of %s\n", 9059 p->u.indirect.section->name, 9060 p->u.indirect.section->owner->filename); 9061 break; 9062 case bfd_data_link_order: 9063 printf (" explicit data\n"); 9064 break; 9065 default: 9066 printf (" *unknown* type %u\n", p->type); 9067 break; 9068 } 9069 } 9070 } 9071#endif 9072 9073 /* Generate the symbol table. */ 9074 BFD_ASSERT (PRIV (syms) == NULL); 9075 if (info->strip != strip_all) 9076 bfd_hash_traverse (&info->hash->table, alpha_vms_link_output_symbol, info); 9077 9078 /* Find the entry point. */ 9079 if (bfd_get_start_address (abfd) == 0) 9080 { 9081 bfd *startbfd = NULL; 9082 9083 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9084 { 9085 /* Consider only VMS object files. */ 9086 if (sub->xvec != abfd->xvec) 9087 continue; 9088 9089 if (!PRIV2 (sub, eom_data).eom_has_transfer) 9090 continue; 9091 if ((PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR) && startbfd) 9092 continue; 9093 if (startbfd != NULL 9094 && !(PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR)) 9095 { 9096 (*info->callbacks->einfo) 9097 /* xgettext:c-format */ 9098 (_("%P: multiple entry points: in modules %pB and %pB\n"), 9099 startbfd, sub); 9100 continue; 9101 } 9102 startbfd = sub; 9103 } 9104 9105 if (startbfd) 9106 { 9107 unsigned int ps_idx = PRIV2 (startbfd, eom_data).eom_l_psindx; 9108 bfd_vma tfradr = PRIV2 (startbfd, eom_data).eom_l_tfradr; 9109 asection *sec; 9110 9111 sec = PRIV2 (startbfd, sections)[ps_idx]; 9112 9113 bfd_set_start_address 9114 (abfd, sec->output_section->vma + sec->output_offset + tfradr); 9115 } 9116 } 9117 9118 /* Set transfer addresses. */ 9119 { 9120 int i; 9121 struct bfd_link_hash_entry *h; 9122 9123 i = 0; 9124 PRIV (transfer_address[i++]) = 0xffffffff00000340ULL; /* SYS$IMGACT */ 9125 h = bfd_link_hash_lookup (info->hash, "LIB$INITIALIZE", FALSE, FALSE, TRUE); 9126 if (h != NULL && h->type == bfd_link_hash_defined) 9127 PRIV (transfer_address[i++]) = 9128 alpha_vms_get_sym_value (h->u.def.section, h->u.def.value); 9129 PRIV (transfer_address[i++]) = bfd_get_start_address (abfd); 9130 while (i < 4) 9131 PRIV (transfer_address[i++]) = 0; 9132 } 9133 9134 /* Allocate contents. 9135 Also compute the virtual base address. */ 9136 base_addr = (bfd_vma)-1; 9137 last_addr = 0; 9138 for (o = abfd->sections; o != NULL; o = o->next) 9139 { 9140 if (o->flags & SEC_HAS_CONTENTS) 9141 { 9142 o->contents = bfd_alloc (abfd, o->size); 9143 if (o->contents == NULL) 9144 return FALSE; 9145 } 9146 if (o->flags & SEC_LOAD) 9147 { 9148 if (o->vma < base_addr) 9149 base_addr = o->vma; 9150 if (o->vma + o->size > last_addr) 9151 last_addr = o->vma + o->size; 9152 } 9153 /* Clear the RELOC flags. Currently we don't support incremental 9154 linking. We use the RELOC flag for computing the eicp entries. */ 9155 o->flags &= ~SEC_RELOC; 9156 } 9157 9158 /* Create the fixup section. */ 9159 fixupsec = bfd_make_section_anyway_with_flags 9160 (info->output_bfd, "$FIXUP$", 9161 SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9162 if (fixupsec == NULL) 9163 return FALSE; 9164 last_addr = (last_addr + 0xffff) & ~0xffff; 9165 fixupsec->vma = last_addr; 9166 9167 alpha_vms_link_hash (info)->fixup = fixupsec; 9168 alpha_vms_link_hash (info)->base_addr = base_addr; 9169 9170 /* Create the DMT section, if necessary. */ 9171 BFD_ASSERT (PRIV (dst_section) == NULL); 9172 dst = bfd_get_section_by_name (abfd, "$DST$"); 9173 if (dst != NULL && dst->size == 0) 9174 dst = NULL; 9175 if (dst != NULL) 9176 { 9177 PRIV (dst_section) = dst; 9178 dmt = bfd_make_section_anyway_with_flags 9179 (info->output_bfd, "$DMT$", 9180 SEC_DEBUGGING | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9181 if (dmt == NULL) 9182 return FALSE; 9183 } 9184 else 9185 dmt = NULL; 9186 9187 /* Read all sections from the inputs. */ 9188 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9189 { 9190 if (sub->flags & DYNAMIC) 9191 { 9192 alpha_vms_create_eisd_for_shared (abfd, sub); 9193 continue; 9194 } 9195 9196 if (!alpha_vms_read_sections_content (sub, info)) 9197 return FALSE; 9198 } 9199 9200 /* Handle all the link order information for the sections. 9201 Note: past this point, it is not possible to create new sections. */ 9202 for (o = abfd->sections; o != NULL; o = o->next) 9203 { 9204 for (p = o->map_head.link_order; p != NULL; p = p->next) 9205 { 9206 switch (p->type) 9207 { 9208 case bfd_section_reloc_link_order: 9209 case bfd_symbol_reloc_link_order: 9210 abort (); 9211 return FALSE; 9212 case bfd_indirect_link_order: 9213 /* Already done. */ 9214 break; 9215 default: 9216 if (! _bfd_default_link_order (abfd, info, o, p)) 9217 return FALSE; 9218 break; 9219 } 9220 } 9221 } 9222 9223 /* Compute fixups. */ 9224 if (!alpha_vms_build_fixups (info)) 9225 return FALSE; 9226 9227 /* Compute the DMT. */ 9228 if (dmt != NULL) 9229 { 9230 int pass; 9231 unsigned char *contents = NULL; 9232 9233 /* In pass 1, compute the size. In pass 2, write the DMT contents. */ 9234 for (pass = 0; pass < 2; pass++) 9235 { 9236 unsigned int off = 0; 9237 9238 /* For each object file (ie for each module). */ 9239 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9240 { 9241 asection *sub_dst; 9242 struct vms_dmt_header *dmth = NULL; 9243 unsigned int psect_count; 9244 9245 /* Skip this module if it has no DST. */ 9246 sub_dst = PRIV2 (sub, dst_section); 9247 if (sub_dst == NULL || sub_dst->size == 0) 9248 continue; 9249 9250 if (pass == 1) 9251 { 9252 /* Write the header. */ 9253 dmth = (struct vms_dmt_header *)(contents + off); 9254 bfd_putl32 (sub_dst->output_offset, dmth->modbeg); 9255 bfd_putl32 (sub_dst->size, dmth->size); 9256 } 9257 9258 off += sizeof (struct vms_dmt_header); 9259 psect_count = 0; 9260 9261 /* For each section (ie for each psect). */ 9262 for (o = sub->sections; o != NULL; o = o->next) 9263 { 9264 /* Only consider interesting sections. */ 9265 if (!(o->flags & SEC_ALLOC)) 9266 continue; 9267 if (o->flags & SEC_LINKER_CREATED) 9268 continue; 9269 9270 if (pass == 1) 9271 { 9272 /* Write an entry. */ 9273 struct vms_dmt_psect *dmtp; 9274 9275 dmtp = (struct vms_dmt_psect *)(contents + off); 9276 bfd_putl32 (o->output_offset + o->output_section->vma, 9277 dmtp->start); 9278 bfd_putl32 (o->size, dmtp->length); 9279 psect_count++; 9280 } 9281 off += sizeof (struct vms_dmt_psect); 9282 } 9283 if (pass == 1) 9284 bfd_putl32 (psect_count, dmth->psect_count); 9285 } 9286 9287 if (pass == 0) 9288 { 9289 contents = bfd_zalloc (info->output_bfd, off); 9290 if (contents == NULL) 9291 return FALSE; 9292 dmt->contents = contents; 9293 dmt->size = off; 9294 } 9295 else 9296 { 9297 BFD_ASSERT (off == dmt->size); 9298 } 9299 } 9300 } 9301 9302 return TRUE; 9303} 9304 9305/* Read the contents of a section. 9306 buf points to a buffer of buf_size bytes to be filled with 9307 section data (starting at offset into section) */ 9308 9309static bfd_boolean 9310alpha_vms_get_section_contents (bfd *abfd, asection *section, 9311 void *buf, file_ptr offset, 9312 bfd_size_type count) 9313{ 9314 asection *sec; 9315 9316 /* Image are easy. */ 9317 if (bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC)) 9318 return _bfd_generic_get_section_contents (abfd, section, 9319 buf, offset, count); 9320 9321 /* Safety check. */ 9322 if (offset + count < count 9323 || offset + count > section->size) 9324 { 9325 bfd_set_error (bfd_error_invalid_operation); 9326 return FALSE; 9327 } 9328 9329 /* If the section is already in memory, just copy it. */ 9330 if (section->flags & SEC_IN_MEMORY) 9331 { 9332 BFD_ASSERT (section->contents != NULL); 9333 memcpy (buf, section->contents + offset, count); 9334 return TRUE; 9335 } 9336 if (section->size == 0) 9337 return TRUE; 9338 9339 /* Alloc in memory and read ETIRs. */ 9340 for (sec = abfd->sections; sec; sec = sec->next) 9341 { 9342 BFD_ASSERT (sec->contents == NULL); 9343 9344 if (sec->size != 0 && (sec->flags & SEC_HAS_CONTENTS)) 9345 { 9346 sec->contents = bfd_alloc (abfd, sec->size); 9347 if (sec->contents == NULL) 9348 return FALSE; 9349 } 9350 } 9351 if (!alpha_vms_read_sections_content (abfd, NULL)) 9352 return FALSE; 9353 for (sec = abfd->sections; sec; sec = sec->next) 9354 if (sec->contents) 9355 sec->flags |= SEC_IN_MEMORY; 9356 memcpy (buf, section->contents + offset, count); 9357 return TRUE; 9358} 9359 9360 9361/* Set the format of a file being written. */ 9362 9363static bfd_boolean 9364alpha_vms_mkobject (bfd * abfd) 9365{ 9366 const bfd_arch_info_type *arch; 9367 9368 vms_debug2 ((1, "alpha_vms_mkobject (%p)\n", abfd)); 9369 9370 if (!vms_initialize (abfd)) 9371 return FALSE; 9372 9373 PRIV (recwr.buf) = bfd_alloc (abfd, MAX_OUTREC_SIZE); 9374 if (PRIV (recwr.buf) == NULL) 9375 return FALSE; 9376 9377 arch = bfd_scan_arch ("alpha"); 9378 9379 if (arch == 0) 9380 { 9381 bfd_set_error (bfd_error_wrong_format); 9382 return FALSE; 9383 } 9384 9385 abfd->arch_info = arch; 9386 return TRUE; 9387} 9388 9389 9390/* 4.1, generic. */ 9391 9392/* Called when the BFD is being closed to do any necessary cleanup. */ 9393 9394static bfd_boolean 9395vms_close_and_cleanup (bfd * abfd) 9396{ 9397 vms_debug2 ((1, "vms_close_and_cleanup (%p)\n", abfd)); 9398 9399 if (abfd == NULL || abfd->tdata.any == NULL) 9400 return TRUE; 9401 9402 if (abfd->format == bfd_object) 9403 { 9404 alpha_vms_free_private (abfd); 9405 9406#ifdef VMS 9407 if (abfd->direction == write_direction) 9408 { 9409 /* Last step on VMS is to convert the file to variable record length 9410 format. */ 9411 if (!bfd_cache_close (abfd)) 9412 return FALSE; 9413 if (!_bfd_vms_convert_to_var_unix_filename (abfd->filename)) 9414 return FALSE; 9415 } 9416#endif 9417 } 9418 9419 return _bfd_generic_close_and_cleanup (abfd); 9420} 9421 9422/* Called when a new section is created. */ 9423 9424static bfd_boolean 9425vms_new_section_hook (bfd * abfd, asection *section) 9426{ 9427 bfd_size_type amt; 9428 9429 vms_debug2 ((1, "vms_new_section_hook (%p, [%u]%s)\n", 9430 abfd, section->index, section->name)); 9431 9432 if (!bfd_set_section_alignment (section, 0)) 9433 return FALSE; 9434 9435 vms_debug2 ((7, "%u: %s\n", section->index, section->name)); 9436 9437 amt = sizeof (struct vms_section_data_struct); 9438 section->used_by_bfd = bfd_zalloc (abfd, amt); 9439 if (section->used_by_bfd == NULL) 9440 return FALSE; 9441 9442 /* Create the section symbol. */ 9443 return _bfd_generic_new_section_hook (abfd, section); 9444} 9445 9446/* Part 4.5, symbols. */ 9447 9448/* Print symbol to file according to how. how is one of 9449 bfd_print_symbol_name just print the name 9450 bfd_print_symbol_more print more (???) 9451 bfd_print_symbol_all print all we know, which is not much right now :-). */ 9452 9453static void 9454vms_print_symbol (bfd * abfd, 9455 void * file, 9456 asymbol *symbol, 9457 bfd_print_symbol_type how) 9458{ 9459 vms_debug2 ((1, "vms_print_symbol (%p, %p, %p, %d)\n", 9460 abfd, file, symbol, how)); 9461 9462 switch (how) 9463 { 9464 case bfd_print_symbol_name: 9465 case bfd_print_symbol_more: 9466 fprintf ((FILE *)file," %s", symbol->name); 9467 break; 9468 9469 case bfd_print_symbol_all: 9470 { 9471 const char *section_name = symbol->section->name; 9472 9473 bfd_print_symbol_vandf (abfd, file, symbol); 9474 9475 fprintf ((FILE *) file," %-8s %s", section_name, symbol->name); 9476 } 9477 break; 9478 } 9479} 9480 9481/* Return information about symbol in ret. 9482 9483 fill type, value and name 9484 type: 9485 A absolute 9486 B bss segment symbol 9487 C common symbol 9488 D data segment symbol 9489 f filename 9490 t a static function symbol 9491 T text segment symbol 9492 U undefined 9493 - debug. */ 9494 9495static void 9496vms_get_symbol_info (bfd * abfd ATTRIBUTE_UNUSED, 9497 asymbol *symbol, 9498 symbol_info *ret) 9499{ 9500 asection *sec; 9501 9502 vms_debug2 ((1, "vms_get_symbol_info (%p, %p, %p)\n", abfd, symbol, ret)); 9503 9504 sec = symbol->section; 9505 9506 if (ret == NULL) 9507 return; 9508 9509 if (sec == NULL) 9510 ret->type = 'U'; 9511 else if (bfd_is_com_section (sec)) 9512 ret->type = 'C'; 9513 else if (bfd_is_abs_section (sec)) 9514 ret->type = 'A'; 9515 else if (bfd_is_und_section (sec)) 9516 ret->type = 'U'; 9517 else if (bfd_is_ind_section (sec)) 9518 ret->type = 'I'; 9519 else if ((symbol->flags & BSF_FUNCTION) 9520 || (bfd_section_flags (sec) & SEC_CODE)) 9521 ret->type = 'T'; 9522 else if (bfd_section_flags (sec) & SEC_DATA) 9523 ret->type = 'D'; 9524 else if (bfd_section_flags (sec) & SEC_ALLOC) 9525 ret->type = 'B'; 9526 else 9527 ret->type = '?'; 9528 9529 if (ret->type != 'U') 9530 ret->value = symbol->value + symbol->section->vma; 9531 else 9532 ret->value = 0; 9533 ret->name = symbol->name; 9534} 9535 9536/* Return TRUE if the given symbol sym in the BFD abfd is 9537 a compiler generated local label, else return FALSE. */ 9538 9539static bfd_boolean 9540vms_bfd_is_local_label_name (bfd * abfd ATTRIBUTE_UNUSED, 9541 const char *name) 9542{ 9543 return name[0] == '$'; 9544} 9545 9546/* Part 4.7, writing an object file. */ 9547 9548/* Sets the contents of the section section in BFD abfd to the data starting 9549 in memory at LOCATION. The data is written to the output section starting 9550 at offset offset for count bytes. 9551 9552 Normally TRUE is returned, else FALSE. Possible error returns are: 9553 o bfd_error_no_contents - The output section does not have the 9554 SEC_HAS_CONTENTS attribute, so nothing can be written to it. 9555 o and some more too */ 9556 9557static bfd_boolean 9558_bfd_vms_set_section_contents (bfd * abfd, 9559 asection *section, 9560 const void * location, 9561 file_ptr offset, 9562 bfd_size_type count) 9563{ 9564 if (section->contents == NULL) 9565 { 9566 section->contents = bfd_alloc (abfd, section->size); 9567 if (section->contents == NULL) 9568 return FALSE; 9569 9570 memcpy (section->contents + offset, location, (size_t) count); 9571 } 9572 9573 return TRUE; 9574} 9575 9576/* Set the architecture and machine type in BFD abfd to arch and mach. 9577 Find the correct pointer to a structure and insert it into the arch_info 9578 pointer. */ 9579 9580static bfd_boolean 9581alpha_vms_set_arch_mach (bfd *abfd, 9582 enum bfd_architecture arch, unsigned long mach) 9583{ 9584 if (arch != bfd_arch_alpha 9585 && arch != bfd_arch_unknown) 9586 return FALSE; 9587 9588 return bfd_default_set_arch_mach (abfd, arch, mach); 9589} 9590 9591/* Set section VMS flags. Clear NO_FLAGS and set FLAGS. */ 9592 9593void 9594bfd_vms_set_section_flags (bfd *abfd ATTRIBUTE_UNUSED, 9595 asection *sec, flagword no_flags, flagword flags) 9596{ 9597 vms_section_data (sec)->no_flags = no_flags; 9598 vms_section_data (sec)->flags = flags; 9599} 9600 9601struct vms_private_data_struct * 9602bfd_vms_get_data (bfd *abfd) 9603{ 9604 return (struct vms_private_data_struct *)abfd->tdata.any; 9605} 9606 9607#define vms_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false 9608#define vms_bfd_link_just_syms _bfd_generic_link_just_syms 9609#define vms_bfd_copy_link_hash_symbol_type \ 9610 _bfd_generic_copy_link_hash_symbol_type 9611#define vms_bfd_is_group_section bfd_generic_is_group_section 9612#define vms_bfd_group_name bfd_generic_group_name 9613#define vms_bfd_discard_group bfd_generic_discard_group 9614#define vms_section_already_linked _bfd_generic_section_already_linked 9615#define vms_bfd_define_common_symbol bfd_generic_define_common_symbol 9616#define vms_bfd_link_hide_symbol _bfd_generic_link_hide_symbol 9617#define vms_bfd_define_start_stop bfd_generic_define_start_stop 9618#define vms_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data 9619 9620#define vms_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data 9621#define vms_bfd_free_cached_info _bfd_generic_bfd_free_cached_info 9622#define vms_bfd_copy_private_section_data _bfd_generic_bfd_copy_private_section_data 9623#define vms_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data 9624#define vms_bfd_set_private_flags _bfd_generic_bfd_set_private_flags 9625#define vms_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data 9626 9627/* Symbols table. */ 9628#define alpha_vms_make_empty_symbol _bfd_generic_make_empty_symbol 9629#define alpha_vms_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false 9630#define alpha_vms_print_symbol vms_print_symbol 9631#define alpha_vms_get_symbol_info vms_get_symbol_info 9632#define alpha_vms_get_symbol_version_string \ 9633 _bfd_nosymbols_get_symbol_version_string 9634 9635#define alpha_vms_read_minisymbols _bfd_generic_read_minisymbols 9636#define alpha_vms_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol 9637#define alpha_vms_get_lineno _bfd_nosymbols_get_lineno 9638#define alpha_vms_find_inliner_info _bfd_nosymbols_find_inliner_info 9639#define alpha_vms_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol 9640#define alpha_vms_find_nearest_line _bfd_vms_find_nearest_line 9641#define alpha_vms_find_line _bfd_nosymbols_find_line 9642#define alpha_vms_bfd_is_local_label_name vms_bfd_is_local_label_name 9643 9644/* Generic table. */ 9645#define alpha_vms_close_and_cleanup vms_close_and_cleanup 9646#define alpha_vms_bfd_free_cached_info vms_bfd_free_cached_info 9647#define alpha_vms_new_section_hook vms_new_section_hook 9648#define alpha_vms_set_section_contents _bfd_vms_set_section_contents 9649#define alpha_vms_get_section_contents_in_window _bfd_generic_get_section_contents_in_window 9650 9651#define alpha_vms_bfd_get_relocated_section_contents \ 9652 bfd_generic_get_relocated_section_contents 9653 9654#define alpha_vms_bfd_relax_section bfd_generic_relax_section 9655#define alpha_vms_bfd_gc_sections bfd_generic_gc_sections 9656#define alpha_vms_bfd_lookup_section_flags bfd_generic_lookup_section_flags 9657#define alpha_vms_bfd_merge_sections bfd_generic_merge_sections 9658#define alpha_vms_bfd_is_group_section bfd_generic_is_group_section 9659#define alpha_vms_bfd_group_name bfd_generic_group_name 9660#define alpha_vms_bfd_discard_group bfd_generic_discard_group 9661#define alpha_vms_section_already_linked \ 9662 _bfd_generic_section_already_linked 9663 9664#define alpha_vms_bfd_define_common_symbol bfd_generic_define_common_symbol 9665#define alpha_vms_bfd_link_hide_symbol _bfd_generic_link_hide_symbol 9666#define alpha_vms_bfd_define_start_stop bfd_generic_define_start_stop 9667#define alpha_vms_bfd_link_just_syms _bfd_generic_link_just_syms 9668#define alpha_vms_bfd_copy_link_hash_symbol_type \ 9669 _bfd_generic_copy_link_hash_symbol_type 9670 9671#define alpha_vms_bfd_link_split_section _bfd_generic_link_split_section 9672 9673#define alpha_vms_get_dynamic_symtab_upper_bound \ 9674 _bfd_nodynamic_get_dynamic_symtab_upper_bound 9675#define alpha_vms_canonicalize_dynamic_symtab \ 9676 _bfd_nodynamic_canonicalize_dynamic_symtab 9677#define alpha_vms_get_dynamic_reloc_upper_bound \ 9678 _bfd_nodynamic_get_dynamic_reloc_upper_bound 9679#define alpha_vms_canonicalize_dynamic_reloc \ 9680 _bfd_nodynamic_canonicalize_dynamic_reloc 9681#define alpha_vms_bfd_link_check_relocs _bfd_generic_link_check_relocs 9682 9683const bfd_target alpha_vms_vec = 9684{ 9685 "vms-alpha", /* Name. */ 9686 bfd_target_evax_flavour, 9687 BFD_ENDIAN_LITTLE, /* Data byte order is little. */ 9688 BFD_ENDIAN_LITTLE, /* Header byte order is little. */ 9689 9690 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS 9691 | WP_TEXT | D_PAGED), /* Object flags. */ 9692 (SEC_ALLOC | SEC_LOAD | SEC_RELOC 9693 | SEC_READONLY | SEC_CODE | SEC_DATA 9694 | SEC_HAS_CONTENTS | SEC_IN_MEMORY), /* Sect flags. */ 9695 0, /* symbol_leading_char. */ 9696 ' ', /* ar_pad_char. */ 9697 15, /* ar_max_namelen. */ 9698 0, /* match priority. */ 9699 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 9700 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 9701 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 9702 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 9703 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 9704 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 9705 9706 { /* bfd_check_format. */ 9707 _bfd_dummy_target, 9708 alpha_vms_object_p, 9709 _bfd_vms_lib_alpha_archive_p, 9710 _bfd_dummy_target 9711 }, 9712 { /* bfd_set_format. */ 9713 _bfd_bool_bfd_false_error, 9714 alpha_vms_mkobject, 9715 _bfd_vms_lib_alpha_mkarchive, 9716 _bfd_bool_bfd_false_error 9717 }, 9718 { /* bfd_write_contents. */ 9719 _bfd_bool_bfd_false_error, 9720 alpha_vms_write_object_contents, 9721 _bfd_vms_lib_write_archive_contents, 9722 _bfd_bool_bfd_false_error 9723 }, 9724 9725 BFD_JUMP_TABLE_GENERIC (alpha_vms), 9726 BFD_JUMP_TABLE_COPY (vms), 9727 BFD_JUMP_TABLE_CORE (_bfd_nocore), 9728 BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib), 9729 BFD_JUMP_TABLE_SYMBOLS (alpha_vms), 9730 BFD_JUMP_TABLE_RELOCS (alpha_vms), 9731 BFD_JUMP_TABLE_WRITE (alpha_vms), 9732 BFD_JUMP_TABLE_LINK (alpha_vms), 9733 BFD_JUMP_TABLE_DYNAMIC (alpha_vms), 9734 9735 NULL, 9736 9737 NULL 9738}; 9739