1 /*** bfd backend for sunos binaries */
3 /* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
5 This file is part of BFD, the Binary File Diddler.
7 BFD 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 1, or (at your option)
12 BFD 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.
17 You should have received a copy of the GNU General Public License
18 along with BFD; see the file COPYING. If not, write to
19 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
25 #define TARGET_BYTE_ORDER_BIG_P 1
33 void (*bfd_error_trap)();
42 /* These values are correct for the SPARC. I dunno about anything else */
43 #define PAGE_SIZE 0x02000
44 #define SEGMENT_SIZE PAGE_SIZE
45 #define TEXT_START_ADDR PAGE_SIZE
46 #include "a.out.gnu.h"
49 #include "liba.out.h" /* BFD a.out internal data structures */
51 #include "a.out.sun4.h"
53 #define CTOR_TABLE_RELOC_IDX 2
54 static reloc_howto_type howto_table_ext[] =
56 /* type rs size bsz pcrel bitpos abs ovrf sf name partial inplace mask*/
57 { (unsigned int) RELOC_8, 0, 0, 8, false, 0, true, true,0,"8", false, 0,0x000000ff},
58 { (unsigned int) RELOC_16, 0, 1, 16, false, 0, true, true,0,"16", false, 0,0x0000ffff},
59 { (unsigned int) RELOC_32, 0, 2, 32, false, 0, true, true,0,"32", false, 0,0xffffffff},
60 { (unsigned int) RELOC_DISP8, 0, 0, 8, true, 0, false, true,0,"DISP8", false, 0,0x000000ff},
61 { (unsigned int) RELOC_DISP16, 0, 1, 16, true, 0, false, true,0,"DISP16", false, 0,0x0000ffff},
62 { (unsigned int) RELOC_DISP32, 0, 2, 32, true, 0, false, true,0,"DISP32", false, 0,0xffffffff},
63 { (unsigned int) RELOC_WDISP30,2, 2, 30, true, 0, false, true,0,"WDISP30", false, 0,0x3fffffff},
64 { (unsigned int) RELOC_WDISP22,2, 2, 22, true, 0, false, true,0,"WDISP22", false, 0,0x003fffff},
65 { (unsigned int) RELOC_HI22, 10, 2, 22, false, 0, false, true,0,"HI22", false, 0,0x003fffff},
66 { (unsigned int) RELOC_22, 0, 2, 22, false, 0, false, true,0,"22", false, 0,0x003fffff},
67 { (unsigned int) RELOC_13, 0, 2, 13, false, 0, false, true,0,"13", false, 0,0x00001fff},
68 { (unsigned int) RELOC_LO10, 0, 2, 10, false, 0, false, true,0,"LO10", false, 0,0x000003ff},
69 { (unsigned int) RELOC_SFA_BASE,0, 2, 32, false, 0, false, true,0,"SFA_BASE", false, 0,0xffffffff},
70 { (unsigned int) RELOC_SFA_OFF13,0,2, 32, false, 0, false, true,0,"SFA_OFF13",false, 0,0xffffffff},
71 { (unsigned int) RELOC_BASE10, 0, 2, 16, false, 0, false, true,0,"BASE10", false, 0,0x0000ffff},
72 { (unsigned int) RELOC_BASE13, 0, 2, 13, false, 0, false, true,0,"BASE13", false, 0,0x00001fff},
73 { (unsigned int) RELOC_BASE22, 0, 2, 0, false, 0, false, true,0,"BASE22", false, 0,0x00000000},
74 { (unsigned int) RELOC_PC10, 0, 2, 10, false, 0, false, true,0,"PC10", false, 0,0x000003ff},
75 { (unsigned int) RELOC_PC22, 0, 2, 22, false, 0, false, true,0,"PC22", false, 0,0x003fffff},
76 { (unsigned int) RELOC_JMP_TBL,0, 2, 32, false, 0, false, true,0,"JMP_TBL", false, 0,0xffffffff},
77 { (unsigned int) RELOC_SEGOFF16,0, 2, 0, false, 0, false, true,0,"SEGOFF16", false, 0,0x00000000},
78 { (unsigned int) RELOC_GLOB_DAT,0, 2, 0, false, 0, false, true,0,"GLOB_DAT", false, 0,0x00000000},
79 { (unsigned int) RELOC_JMP_SLOT,0, 2, 0, false, 0, false, true,0,"JMP_SLOT", false, 0,0x00000000},
80 { (unsigned int) RELOC_RELATIVE,0, 2, 0, false, 0, false, true,0,"RELATIVE", false, 0,0x00000000},
81 { (unsigned int) RELOC_JUMPTARG,2, 13, 16, true, 0, false, true,0,"JUMPTARG", false, 0,0x0000ffff},
82 { (unsigned int) RELOC_CONST, 0, 13, 16, false, 0, false, true,0,"CONST", false, 0,0x0000ffff},
83 { (unsigned int) RELOC_CONSTH, 16, 13, 16, false, 0, false, true,0,"CONSTH", false, 0,0x0000ffff},
86 /* Convert standard reloc records to "arelent" format (incl byte swap). */
88 static reloc_howto_type howto_table_std[] = {
89 /* type rs size bsz pcrel bitpos abs ovrf sf name*/
90 { (unsigned int) 0, 0, 0, 8, false, 0, true, true,0,"8", true, 0x000000ff,0x000000ff},
91 { (unsigned int) 1, 0, 1, 16, false, 0, true, true,0,"16", true, 0x0000ffff,0x0000ffff},
92 { (unsigned int) 2, 0, 2, 32, false, 0, true, true,0,"32", true, 0xffffffff,0xffffffff},
93 { (unsigned int) 3, 0, 3, 64, false, 0, true, true,0,"64", true, 0xdeaddead,0xdeaddead},
94 { (unsigned int) 4, 0, 0, 8, true, 0, false, true,0,"DISP8", true, 0x000000ff,0x000000ff},
95 { (unsigned int) 5, 0, 1, 16, true, 0, false, true,0,"DISP16", true, 0x0000ffff,0x0000ffff},
96 { (unsigned int) 6, 0, 2, 32, true, 0, false, true,0,"DISP32", true, 0xffffffff,0xffffffff},
97 { (unsigned int) 7, 0, 3, 64, true, 0, false, true,0,"DISP64", true, 0xfeedface,0xfeedface},
101 bfd_error_vector_type bfd_error_vector;
105 PROTO (void , sunos4_write_syms, ());
106 PROTO (static boolean,sunos4_squirt_out_relocs,(bfd *abfd, asection *section));
110 reloc_size_func(abfd)
113 switch (bfd_get_architecture (abfd)) {
116 return RELOC_EXT_SIZE;
118 return RELOC_STD_SIZE;
123 DEFUN(bfd_aout_swap_exec_header_in,(abfd, raw_bytes, execp),
125 unsigned char *raw_bytes AND
128 struct exec_bytes *bytes = (struct exec_bytes *)raw_bytes;
130 /* Now fill in fields in the execp, from the bytes in the raw data. */
131 execp->a_info = bfd_h_getlong (abfd, bytes->a_info);
132 execp->a_text = bfd_h_getlong (abfd, bytes->a_text);
133 execp->a_data = bfd_h_getlong (abfd, bytes->a_data);
134 execp->a_bss = bfd_h_getlong (abfd, bytes->a_bss);
135 execp->a_syms = bfd_h_getlong (abfd, bytes->a_syms);
136 execp->a_entry = bfd_h_getlong (abfd, bytes->a_entry);
137 execp->a_trsize = bfd_h_getlong (abfd, bytes->a_trsize);
138 execp->a_drsize = bfd_h_getlong (abfd, bytes->a_drsize);
142 DEFUN(bfd_aout_swap_exec_header_out,(abfd, execp, raw_bytes),
144 struct exec *execp AND
145 unsigned char *raw_bytes)
147 struct exec_bytes *bytes = (struct exec_bytes *)raw_bytes;
149 /* Now fill in fields in the raw data, from the fields in the exec struct. */
150 bfd_h_putlong (abfd, execp->a_info , bytes->a_info);
151 bfd_h_putlong (abfd, execp->a_text , bytes->a_text);
152 bfd_h_putlong (abfd, execp->a_data , bytes->a_data);
153 bfd_h_putlong (abfd, execp->a_bss , bytes->a_bss);
154 bfd_h_putlong (abfd, execp->a_syms , bytes->a_syms);
155 bfd_h_putlong (abfd, execp->a_entry , bytes->a_entry);
156 bfd_h_putlong (abfd, execp->a_trsize, bytes->a_trsize);
157 bfd_h_putlong (abfd, execp->a_drsize, bytes->a_drsize);
160 /* Steve wants some way to frob this stuff from Saber while he's debugging
161 ld, so we have these funny shadow functions */
162 /* ZMAGIC's start at 0 (making the exec part of the text section),
163 other formats start after the exec
165 static unsigned int n_txtoff(ptr)
167 {return N_MAGIC(*ptr)== ZMAGIC ? 0: sizeof(struct exec);}
169 static unsigned int n_datoff(ptr)
171 {return n_txtoff(ptr) + ptr->a_text;}
173 static unsigned int n_treloff(ptr)
175 {return n_datoff(ptr) + ptr->a_data;}
177 static unsigned int n_dreloff(ptr)
179 {return n_treloff(ptr) + ptr->a_trsize;}
181 static unsigned int n_symoff(ptr)
183 {return n_dreloff(ptr) + ptr->a_drsize;}
185 static unsigned int n_stroff(ptr)
187 {return n_symoff(ptr) + ptr->a_syms;}
190 unsigned int n_badmag(ptr)
193 switch (N_MAGIC(*ptr)) {
194 case OMAGIC: case NMAGIC: case ZMAGIC: return 0;
200 sunos4_object_p (abfd)
203 unsigned char magicbuf[4]; /* Raw bytes of magic number from file */
204 unsigned long magic; /* Swapped magic number */
205 unsigned char exec_bytes[EXEC_BYTES_SIZE]; /* Raw bytes of exec hdr */
209 bfd_error = system_call_error;
211 if (bfd_read ((PTR)magicbuf, 1, sizeof (magicbuf), abfd) !=
214 magic = bfd_h_getlong (abfd, magicbuf);
216 /* Baroque syntax to mask deficiencies of the Sun compiler */
217 /* if (N_BADMAG (*((struct exec *) &magic))) return 0; */
218 if (n_badmag ((struct exec *) &magic)) return 0;
220 if (bfd_seek (abfd, 0L, false) < 0) return 0;
222 if (bfd_read ((PTR) exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
223 != EXEC_BYTES_SIZE) {
224 bfd_error = wrong_format;
228 /* Use an intermediate variable for clarity */
229 rawptr = (PTR) bfd_zalloc (abfd, sizeof (struct sunexdata) + sizeof (struct exec));
231 if (rawptr == NULL) {
232 bfd_error = no_memory;
236 set_tdata (abfd, ((struct sunexdata *) rawptr));
237 exec_hdr (abfd) = execp =
238 (struct exec *) ((char *)rawptr + sizeof (struct sunexdata));
240 bfd_aout_swap_exec_header_in (abfd, exec_bytes, execp);
242 /* Set the file flags */
243 abfd->flags = NO_FLAGS;
244 if (execp->a_drsize || execp->a_trsize)
245 abfd->flags |= HAS_RELOC;
247 abfd->flags |= EXEC_P;
249 abfd->flags |= HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS;
252 if (N_MAGIC (*execp) == ZMAGIC) abfd->flags |= D_PAGED;
253 if (N_MAGIC (*execp) == NMAGIC) abfd->flags |= WP_TEXT;
255 /* Determine the architecture and machine type of the object file. */
256 abfd->obj_arch = bfd_arch_unknown; /* Default values */
257 abfd->obj_machine = 0;
258 switch (N_MACHTYPE (*execp)) {
264 abfd->obj_arch = bfd_arch_m68k;
265 abfd->obj_machine = 68010;
269 abfd->obj_arch = bfd_arch_m68k;
270 abfd->obj_machine = 68020;
274 abfd->obj_arch = bfd_arch_sparc;
278 abfd->obj_arch = bfd_arch_i386;
282 abfd->obj_arch = bfd_arch_a29k;
286 abfd->obj_arch = bfd_arch_obscure;
290 bfd_get_start_address (abfd) = execp->a_entry;
292 /* Remember the positions of the string table and symbol table. */
293 obj_str_filepos (abfd) = n_stroff (execp);
294 obj_sym_filepos (abfd) = n_symoff (execp);
296 /* create the sections. This is raunchy, but bfd_close wants to reclaim
298 obj_textsec (abfd) = (asection *)NULL;
299 obj_datasec (abfd) = (asection *)NULL;
300 obj_bsssec (abfd) = (asection *)NULL;
301 obj_aout_symbols(abfd) = (aout_symbol_type *)NULL;
302 (void)bfd_make_section(abfd, ".text");
303 (void)bfd_make_section(abfd, ".data");
304 (void)bfd_make_section(abfd, ".bss");
306 obj_datasec (abfd)->size = execp->a_data;
307 obj_bsssec (abfd)->size = execp->a_bss;
308 obj_textsec (abfd)->size = execp->a_text;
309 obj_datasec (abfd)->vma = N_DATADDR(*execp);
310 obj_bsssec (abfd)->vma = N_BSSADDR(*execp);
311 obj_textsec (abfd)->vma = N_TXTADDR(*execp);
313 obj_textsec (abfd)->filepos = N_TXTOFF(*execp);
314 obj_datasec (abfd)->filepos = N_DATOFF(*execp);
316 obj_textsec (abfd)->rel_filepos = N_TROFF(*execp);
317 obj_datasec (abfd)->rel_filepos = N_DROFF(*execp);
319 obj_textsec (abfd)->flags = (execp->a_trsize != 0 ?
320 (SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_HAS_CONTENTS) :
321 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS));
322 obj_datasec (abfd)->flags = (execp->a_drsize != 0 ?
323 (SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_HAS_CONTENTS) :
324 (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS));
325 obj_bsssec (abfd)->flags = SEC_ALLOC;
327 abfd->sections = obj_textsec (abfd);
328 obj_textsec (abfd)->next = obj_datasec (abfd);
329 obj_datasec (abfd)->next = obj_bsssec (abfd);
335 sunos4_mkobject (abfd)
340 bfd_error = system_call_error;
342 /* Use an intermediate variable for clarity */
343 rawptr = bfd_zalloc (abfd,sizeof (struct sunexdata) + sizeof (struct exec));
345 if (rawptr == NULL) {
346 bfd_error = no_memory;
350 abfd->tdata = (PTR)((struct sunexdata *) rawptr);
351 exec_hdr (abfd) = (struct exec *) (rawptr + sizeof (struct sunexdata));
353 /* For simplicity's sake we just make all the sections right here. */
355 obj_textsec (abfd) = (asection *)NULL;
356 obj_datasec (abfd) = (asection *)NULL;
357 obj_bsssec (abfd) = (asection *)NULL;
358 bfd_make_section (abfd, ".text");
359 bfd_make_section (abfd, ".data");
360 bfd_make_section (abfd, ".bss");
365 /* Keep track of machine architecture and machine type for a.out's.
366 Return the machine_type for a particular arch&machine, or M_UNKNOWN
367 if that exact arch&machine can't be represented in a.out format.
369 If the architecture is understood, machine type 0 (default) should
370 always be understood. */
372 static enum machine_type
373 aout_machine_type (arch, machine)
374 enum bfd_architecture arch;
375 unsigned long machine;
377 enum machine_type arch_flags;
379 arch_flags = M_UNKNOWN;
383 if (machine == 0) arch_flags = M_SPARC;
388 case 0: arch_flags = M_68010; break;
389 case 68000: arch_flags = M_UNKNOWN; break;
390 case 68010: arch_flags = M_68010; break;
391 case 68020: arch_flags = M_68020; break;
392 default: arch_flags = M_UNKNOWN; break;
397 if (machine == 0) arch_flags = M_386;
401 if (machine == 0) arch_flags = M_29K;
405 arch_flags = M_UNKNOWN;
412 sunos4_set_arch_mach (abfd, arch, machine)
414 enum bfd_architecture arch;
415 unsigned long machine;
417 abfd->obj_arch = arch;
418 abfd->obj_machine = machine;
419 if (arch != bfd_arch_unknown &&
420 aout_machine_type (arch, machine) == M_UNKNOWN)
421 return false; /* We can't represent this type */
422 return true; /* We're easy ... */
426 sunos4_write_object_contents (abfd)
430 unsigned char exec_bytes[EXEC_BYTES_SIZE];
431 struct exec *execp = exec_hdr (abfd);
433 execp->a_text = obj_textsec (abfd)->size;
435 /* Magic number, maestro, please! */
436 switch (bfd_get_architecture(abfd)) {
438 switch (bfd_get_machine(abfd)) {
440 N_SET_MACHTYPE(*execp, M_68010);
444 N_SET_MACHTYPE(*execp, M_68020);
449 N_SET_MACHTYPE(*execp, M_SPARC);
452 N_SET_MACHTYPE(*execp, M_386);
455 N_SET_MACHTYPE(*execp, M_29K);
458 N_SET_MACHTYPE(*execp, M_UNKNOWN);
461 N_SET_MAGIC (*execp, OMAGIC);
462 if (abfd->flags & D_PAGED) {
463 execp->a_text = obj_textsec (abfd)->size + sizeof(struct exec);
464 N_SET_MAGIC (*execp, ZMAGIC);
465 } else if (abfd->flags & WP_TEXT) {
466 N_SET_MAGIC (*execp, NMAGIC);
468 N_SET_FLAGS (*execp, 0x1); /* copied from ld.c; who the hell knows? */
470 if (abfd->flags & D_PAGED)
472 data_pad = ((obj_datasec(abfd)->size + PAGE_SIZE -1)
473 & (- PAGE_SIZE)) - obj_datasec(abfd)->size;
475 if (data_pad > obj_bsssec(abfd)->size)
478 execp->a_bss = obj_bsssec(abfd)->size - data_pad;
479 execp->a_data = obj_datasec(abfd)->size + data_pad;
483 execp->a_data = obj_datasec (abfd)->size;
484 execp->a_bss = obj_bsssec (abfd)->size;
487 execp->a_syms = bfd_get_symcount (abfd) * sizeof (struct nlist);
488 execp->a_entry = bfd_get_start_address (abfd);
490 execp->a_trsize = ((obj_textsec (abfd)->reloc_count) *
491 reloc_size_func(abfd));
493 execp->a_drsize = ((obj_datasec (abfd)->reloc_count) *
494 reloc_size_func(abfd));
496 bfd_aout_swap_exec_header_out (abfd, execp, exec_bytes);
498 bfd_seek (abfd, 0L, false);
499 bfd_write ((PTR) exec_bytes, 1, EXEC_BYTES_SIZE, abfd);
501 /* Now write out reloc info, followed by syms and strings */
503 if (bfd_get_symcount (abfd) != 0)
506 (long)(N_SYMOFF(*execp)), false);
508 sunos4_write_syms (abfd);
510 bfd_seek (abfd, (long)(N_TROFF(*execp)), false);
512 if (!sunos4_squirt_out_relocs (abfd, obj_textsec (abfd))) return false;
513 bfd_seek (abfd, (long)(N_DROFF(*execp)), false);
515 if (!sunos4_squirt_out_relocs (abfd, obj_datasec (abfd))) return false;
523 #define CORE_MAGIC 0x080456
524 #define CORE_NAMELEN 16
526 /* The core structure is taken from the Sun documentation.
527 Unfortunately, they don't document the FPA structure, or at least I
528 can't find it easily. Fortunately the core header contains its own
529 length. So this shouldn't cause problems, except for c_ucode, which
530 so far we don't use but is easy to find with a little arithmetic. */
532 /* But the reg structure can be gotten from the SPARC processor handbook.
533 This really should be in a GNU include file though so that gdb can use
557 /* Taken from Sun documentation: */
559 /* FIXME: It's worse than we expect. This struct contains TWO substructs
560 neither of whose size we know, WITH STUFF IN BETWEEN THEM! We can't
561 even portably access the stuff in between! */
564 int c_magic; /* Corefile magic number */
565 int c_len; /* Sizeof (struct core) */
566 struct regs c_regs; /* General purpose registers */
567 struct exec c_aouthdr; /* A.out header */
568 int c_signo; /* Killing signal, if any */
569 int c_tsize; /* Text size (bytes) */
570 int c_dsize; /* Data size (bytes) */
571 int c_ssize; /* Stack size (bytes) */
572 char c_cmdname[CORE_NAMELEN + 1]; /* Command name */
573 double fp_stuff[1]; /* external FPU state (size unknown by us) */
574 /* The type "double" is critical here, for alignment.
575 SunOS declares a struct here, but the struct's alignment
576 is double since it contains doubles. */
577 int c_ucode; /* Exception no. from u_code */
578 /* (this member is not accessible by name since we don't
579 portably know the size of fp_stuff.) */
582 /* Supposedly the user stack grows downward from the bottom of kernel memory.
583 Presuming that this remains true, this definition will work. */
584 #define USRSTACK (-(128*1024*1024))
586 PROTO (static void, swapcore, (bfd *abfd, struct core *core));
588 /* need this cast b/c ptr is really void * */
589 #define core_hdr(bfd) (((struct suncordata *) (bfd->tdata))->hdr)
590 #define core_datasec(bfd) (((struct suncordata *) ((bfd)->tdata))->data_section)
591 #define core_stacksec(bfd) (((struct suncordata*)((bfd)->tdata))->stack_section)
592 #define core_regsec(bfd) (((struct suncordata *) ((bfd)->tdata))->reg_section)
593 #define core_reg2sec(bfd) (((struct suncordata *) ((bfd)->tdata))->reg2_section)
595 /* These are stored in the bfd's tdata */
597 struct core *hdr; /* core file header */
598 asection *data_section;
599 asection *stack_section;
600 asection *reg_section;
601 asection *reg2_section;
605 sunos4_core_file_p (abfd)
608 unsigned char longbuf[4]; /* Raw bytes of various header fields */
614 bfd_error = system_call_error;
616 if (bfd_read ((PTR)longbuf, 1, sizeof (longbuf), abfd) !=
619 core_mag = bfd_h_getlong (abfd, longbuf);
621 if (core_mag != CORE_MAGIC) return 0;
623 /* SunOS core headers can vary in length; second word is size; */
624 if (bfd_read ((PTR)longbuf, 1, sizeof (longbuf), abfd) !=
627 core_size = bfd_h_getlong (abfd, longbuf);
629 if (core_size > 20000)
632 if (bfd_seek (abfd, 0L, false) < 0) return 0;
634 rawptr = bfd_zalloc (abfd, core_size + sizeof (struct suncordata));
635 if (rawptr == NULL) {
636 bfd_error = no_memory;
640 core = (struct core *) (rawptr + sizeof (struct suncordata));
642 if ((bfd_read ((PTR) core, 1, core_size, abfd)) != core_size) {
643 bfd_error = system_call_error;
648 swapcore (abfd, core);
649 set_tdata (abfd, ((struct suncordata *) rawptr));
650 core_hdr (abfd) = core;
652 /* create the sections. This is raunchy, but bfd_close wants to reclaim
654 core_stacksec (abfd) = (asection *) bfd_zalloc (abfd, sizeof (asection));
655 if (core_stacksec (abfd) == NULL) {
657 bfd_error = no_memory;
661 core_datasec (abfd) = (asection *) bfd_zalloc (abfd, sizeof (asection));
662 if (core_datasec (abfd) == NULL) {
664 free ((PTR)core_stacksec (abfd));
667 core_regsec (abfd) = (asection *) bfd_zalloc (abfd, sizeof (asection));
668 if (core_regsec (abfd) == NULL) {
670 free ((PTR)core_datasec (abfd));
673 core_reg2sec (abfd) = (asection *) bfd_zalloc (abfd, sizeof (asection));
674 if (core_reg2sec (abfd) == NULL) {
675 free ((PTR)core_regsec (abfd));
679 core_stacksec (abfd)->name = ".stack";
680 core_datasec (abfd)->name = ".data";
681 core_regsec (abfd)->name = ".reg";
682 core_reg2sec (abfd)->name = ".reg2";
684 core_stacksec (abfd)->flags = SEC_ALLOC + SEC_LOAD;
685 core_datasec (abfd)->flags = SEC_ALLOC + SEC_LOAD;
686 core_regsec (abfd)->flags = SEC_ALLOC;
687 core_reg2sec (abfd)->flags = SEC_ALLOC;
689 core_stacksec (abfd)->size = core->c_ssize;
690 core_datasec (abfd)->size = core->c_dsize;
691 core_regsec (abfd)->size = (sizeof core->c_regs);
692 /* Float regs take up end of struct, except c_ucode. */
693 core_reg2sec (abfd)->size = core_size - (sizeof core->c_ucode) -
694 (file_ptr)(((struct core *)0)->fp_stuff);
696 core_stacksec (abfd)->vma = (USRSTACK - core->c_ssize);
697 core_datasec (abfd)->vma = N_DATADDR(core->c_aouthdr);
698 core_regsec (abfd)->vma = -1;
699 core_reg2sec (abfd)->vma = -1;
701 core_stacksec (abfd)->filepos = core->c_len + core->c_dsize;
702 core_datasec (abfd)->filepos = core->c_len;
703 /* In file header: */
704 core_regsec (abfd)->filepos = (file_ptr)(&((struct core *)0)->c_regs);
705 core_reg2sec (abfd)->filepos = (file_ptr)(((struct core *)0)->fp_stuff);
707 /* Align to word at least */
708 core_stacksec (abfd)->alignment_power = 2;
709 core_datasec (abfd)->alignment_power = 2;
710 core_regsec (abfd)->alignment_power = 2;
711 core_reg2sec (abfd)->alignment_power = 2;
713 abfd->sections = core_stacksec (abfd);
714 core_stacksec (abfd)->next = core_datasec (abfd);
715 core_datasec (abfd)->next = core_regsec (abfd);
716 core_regsec (abfd)->next = core_reg2sec (abfd);
718 abfd->section_count = 4;
724 sunos4_core_file_failing_command (abfd)
727 return core_hdr (abfd)->c_cmdname;
731 sunos4_core_file_failing_signal (abfd)
734 return core_hdr (abfd)->c_signo;
738 sunos4_core_file_matches_executable_p (core_bfd, exec_bfd)
739 bfd *core_bfd, *exec_bfd;
741 if (core_bfd->xvec != exec_bfd->xvec) {
742 bfd_error = system_call_error;
746 return (bcmp ((char *)&core_hdr (core_bfd), (char*) &exec_hdr (exec_bfd),
747 sizeof (struct exec)) == 0) ? true : false;
750 /* byte-swap core structure */
751 /* FIXME, this needs more work to swap IN a core struct from raw bytes */
753 swapcore (abfd, core)
757 unsigned char exec_bytes[EXEC_BYTES_SIZE];
759 core->c_magic = bfd_h_getlong (abfd, (unsigned char *)&core->c_magic);
760 core->c_len = bfd_h_getlong (abfd, (unsigned char *)&core->c_len );
761 /* Leave integer registers in target byte order. */
762 bcopy ((char *)&(core->c_aouthdr), (char *)exec_bytes, EXEC_BYTES_SIZE);
763 bfd_aout_swap_exec_header_in (abfd, exec_bytes, &core->c_aouthdr);
764 core->c_signo = bfd_h_getlong (abfd, (unsigned char *)&core->c_signo);
765 core->c_tsize = bfd_h_getlong (abfd, (unsigned char *)&core->c_tsize);
766 core->c_dsize = bfd_h_getlong (abfd, (unsigned char *)&core->c_dsize);
767 core->c_ssize = bfd_h_getlong (abfd, (unsigned char *)&core->c_ssize);
768 /* Leave FP registers in target byte order. */
769 /* Leave "c_ucode" unswapped for now, since we can't find it easily. */
772 /** exec and core file sections */
775 sunos4_new_section_hook (abfd, newsect)
779 /* align to double at least */
780 newsect->alignment_power = 3;
782 if (bfd_get_format (abfd) == bfd_object) {
783 if (obj_textsec(abfd) == NULL && !strcmp(newsect->name, ".text")) {
784 obj_textsec(abfd)= newsect;
788 if (obj_datasec(abfd) == NULL && !strcmp(newsect->name, ".data")) {
789 obj_datasec(abfd) = newsect;
793 if (obj_bsssec(abfd) == NULL && !strcmp(newsect->name, ".bss")) {
794 obj_bsssec(abfd) = newsect;
799 /* We allow more than three sections internally */
804 sunos4_set_section_contents (abfd, section, location, offset, count)
807 unsigned char *location;
811 if (abfd->output_has_begun == false)
812 { /* set by bfd.c handler */
813 if ((obj_textsec (abfd) == NULL) || (obj_datasec (abfd) == NULL)
816 (obj_textsec (abfd)->size == 0) || (obj_datasec (abfd)->size=
820 bfd_error = invalid_operation;
826 if (abfd->flags & D_PAGED)
828 obj_textsec (abfd)->filepos = sizeof(struct exec);
829 obj_datasec(abfd)->filepos = obj_textsec (abfd)->size;
834 obj_textsec (abfd)->filepos = sizeof(struct exec);
835 obj_datasec(abfd)->filepos = obj_textsec(abfd)->filepos + obj_textsec (abfd)->size;
839 /* regardless, once we know what we're doing, we might as well get going */
840 if (section != obj_bsssec(abfd)) {
841 bfd_seek (abfd, section->filepos + offset, SEEK_SET);
844 return (bfd_write ((PTR)location, 1, count, abfd) == count) ?
852 sunos4_get_section_contents (abfd, section, location, offset, count)
860 if (offset >= section->size) return false;
862 bfd_seek (abfd, section->filepos + offset, SEEK_SET);
864 return (bfd_read (location, 1, count, abfd) == count) ? true:false;
870 /* Classify stabs symbols */
873 #define sym_in_text_section(sym) \
874 (((sym)->n_type & (N_ABS | N_TEXT | N_DATA | N_BSS))== N_TEXT)
876 #define sym_in_data_section(sym) \
877 (((sym)->n_type & (N_ABS | N_TEXT | N_DATA | N_BSS))== N_DATA)
879 #define sym_in_bss_section(sym) \
880 (((sym)->n_type & (N_ABS | N_TEXT | N_DATA | N_BSS))== N_BSS)
882 /* Symbol is undefined if type is N_UNDF|N_EXT and if it has
883 zero in the "value" field. Nonzeroes there are fortrancommon
885 #define sym_is_undefined(sym) \
886 ((sym)->n_type == (N_UNDF | N_EXT) && (sym)->n_value == 0)
888 /* Symbol is a global definition if N_EXT is on and if it has
889 a nonzero type field. */
890 #define sym_is_global_defn(sym) \
891 (((sym)->n_type & N_EXT) && (sym)->n_type & N_TYPE)
893 /* Symbol is debugger info if any bits outside N_TYPE or N_EXT
895 #define sym_is_debugger_info(sym) \
896 ((sym)->n_type & ~(N_EXT | N_TYPE))
898 #define sym_is_fortrancommon(sym) \
899 (((sym)->n_type == (N_EXT)) && (sym)->n_value != 0)
901 /* Symbol is absolute if it has N_ABS set */
902 #define sym_is_absolute(sym) \
903 (((sym)->n_type & N_TYPE)== N_ABS)
906 #define sym_is_indirect(sym) \
907 (((sym)->n_type & N_ABS)== N_ABS)
909 /* Only in their own functions for ease of debugging; when sym flags have
910 stabilised these should be inlined into their (single) caller */
913 translate_from_native_sym_flags (sym_pointer, cache_ptr, abfd)
914 struct nlist *sym_pointer;
915 aout_symbol_type *cache_ptr;
918 switch (cache_ptr->type & N_TYPE) {
924 asection *section = bfd_make_section(abfd,
925 cache_ptr->symbol.name);
926 arelent_chain *reloc = (arelent_chain *)bfd_alloc(abfd, sizeof(arelent_chain));
928 switch ( (cache_ptr->type & N_TYPE) ) {
930 reloc->relent.section = (asection *)NULL;
931 cache_ptr->symbol.section = (asection *)NULL;
934 reloc->relent.section = (asection *)obj_textsec(abfd);
935 cache_ptr->symbol.value -= reloc->relent.section->vma;
938 reloc->relent.section = (asection *)obj_datasec(abfd);
939 cache_ptr->symbol.value -= reloc->relent.section->vma;
942 reloc->relent.section = (asection *)obj_bsssec(abfd);
943 cache_ptr->symbol.value -= reloc->relent.section->vma;
946 cache_ptr->symbol.section = reloc->relent.section;
947 reloc->relent.addend = cache_ptr->symbol.value ;
949 We modify the symbol to belong to a section depending upon the
950 name of the symbol - probably __CTOR__ or __DTOR__ but we don't
951 really care, and add to the size of the section to contain a
952 pointer to the symbol. Build a reloc entry to relocate to this
953 symbol attached to this section.
957 section->flags = SEC_CONSTRUCTOR;
958 section->reloc_count++;
959 section->alignment_power = 2;
960 reloc->relent.sym_ptr_ptr = (asymbol **)NULL;
961 reloc->next = section->constructor_chain;
962 section->constructor_chain = reloc;
963 reloc->relent.address = section->size;
964 section->size += sizeof(int *);
966 reloc->relent.howto = howto_table_ext +CTOR_TABLE_RELOC_IDX;
967 cache_ptr->symbol.flags |= BSF_DEBUGGING ;
972 if (sym_is_debugger_info (sym_pointer)) {
973 cache_ptr->symbol.flags = BSF_DEBUGGING ;
974 /* Work out the section correct for this symbol */
975 switch (sym_pointer->n_type & N_TYPE)
979 cache_ptr->symbol.section = obj_textsec (abfd);
980 cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
983 cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
984 cache_ptr->symbol.section = obj_datasec (abfd);
987 cache_ptr->symbol.section = obj_bsssec (abfd);
988 cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
992 cache_ptr->symbol.section = 0;
997 if (sym_is_fortrancommon (sym_pointer))
999 cache_ptr->symbol.flags = BSF_FORT_COMM;
1000 cache_ptr->symbol.section = (asection *)NULL;
1003 if (sym_is_undefined (sym_pointer)) {
1004 cache_ptr->symbol.flags = BSF_UNDEFINED;
1006 else if (sym_is_global_defn (sym_pointer)) {
1007 cache_ptr->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
1010 else if (sym_is_absolute (sym_pointer)) {
1011 cache_ptr->symbol.flags = BSF_ABSOLUTE;
1014 cache_ptr->symbol.flags = BSF_LOCAL;
1017 /* In a.out, the value of a symbol is always relative to the
1018 * start of the file, if this is a data symbol we'll subtract
1019 * the size of the text section to get the section relative
1020 * value. If this is a bss symbol (which would be strange)
1021 * we'll subtract the size of the previous two sections
1022 * to find the section relative address.
1025 if (sym_in_text_section (sym_pointer)) {
1026 cache_ptr->symbol.value -= obj_textsec(abfd)->vma;
1027 cache_ptr->symbol.section = obj_textsec (abfd);
1029 else if (sym_in_data_section (sym_pointer)){
1030 cache_ptr->symbol.value -= obj_datasec(abfd)->vma;
1031 cache_ptr->symbol.section = obj_datasec (abfd);
1033 else if (sym_in_bss_section(sym_pointer)) {
1034 cache_ptr->symbol.section = obj_bsssec (abfd);
1035 cache_ptr->symbol.value -= obj_bsssec(abfd)->vma;
1038 cache_ptr->symbol.section = (asection *)NULL;
1039 cache_ptr->symbol.flags |= BSF_ABSOLUTE;
1047 translate_to_native_sym_flags (sym_pointer, cache_ptr_g, abfd)
1048 struct nlist *sym_pointer;
1052 asymbol *cache_ptr = (asymbol *)cache_ptr_g;
1054 /* FIXME check for wrigin bss */
1055 if (bfd_get_section(cache_ptr)) {
1056 if (bfd_get_output_section(cache_ptr) == obj_bsssec (abfd)) {
1057 sym_pointer->n_type |= N_BSS;
1059 else if (bfd_get_output_section(cache_ptr) == obj_datasec (abfd)) {
1060 sym_pointer->n_type |= N_DATA;
1062 else if (bfd_get_output_section(cache_ptr) == obj_textsec (abfd)) {
1063 sym_pointer->n_type |= N_TEXT;
1067 bfd_error_vector.nonrepresentable_section(abfd, bfd_get_output_section(cache_ptr)->name);
1070 /* Turn the symbol from section relative to absolute again */
1071 sym_pointer->n_value +=
1072 cache_ptr->section->output_section->vma
1073 + cache_ptr->section->output_offset ;
1076 sym_pointer->n_type |= N_ABS;
1079 if (cache_ptr->flags & (BSF_FORT_COMM | BSF_UNDEFINED)) {
1080 sym_pointer->n_type = (N_UNDF | N_EXT);
1084 if (cache_ptr->flags & BSF_ABSOLUTE) {
1085 sym_pointer->n_type |= N_ABS;
1088 if (cache_ptr->flags & (BSF_GLOBAL | BSF_EXPORT)) {
1089 sym_pointer->n_type |= N_EXT;
1091 if (cache_ptr->flags & BSF_DEBUGGING) {
1092 sym_pointer->n_type = ((aout_symbol_type *)cache_ptr)->type;
1097 /* Native-level interface to symbols. */
1099 /* We read the symbols into a buffer, which is discarded when this
1100 function exits. We read the strings into a buffer large enough to
1101 hold them all plus all the cached symbol entries. */
1104 sunos4_make_empty_symbol (abfd)
1107 aout_symbol_type *new =
1108 (aout_symbol_type *)bfd_zalloc (abfd, sizeof (aout_symbol_type));
1109 new->symbol.the_bfd = abfd;
1111 return &new->symbol;
1115 DEFUN(sunos4_slurp_symbol_table, (abfd),
1118 unsigned int symbol_count;
1123 aout_symbol_type *cached;
1125 /* If there's no work to be done, don't do any */
1126 if (obj_aout_symbols (abfd) != (aout_symbol_type *)NULL) return true;
1127 symbol_size = exec_hdr(abfd)->a_syms;
1128 if (symbol_size == 0) {
1129 bfd_error = no_symbols;
1133 bfd_seek (abfd, obj_str_filepos (abfd), SEEK_SET);
1134 if (bfd_read ((PTR)&string_size, 4, 1, abfd) != 4)
1136 string_size = bfd_h_getlong (abfd, (unsigned char *)&string_size);
1138 symbol_count = symbol_size / sizeof (struct nlist);
1140 strings = bfd_alloc(abfd, string_size + 1);
1141 cached = bfd_zalloc(abfd, symbol_count * sizeof(aout_symbol_type));
1142 syms = bfd_alloc(abfd, symbol_size);
1144 bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET);
1145 if (bfd_read ((PTR)syms, 1, symbol_size, abfd) != symbol_size) {
1150 bfd_seek (abfd, obj_str_filepos (abfd), SEEK_SET);
1151 if (bfd_read ((PTR)strings, 1, string_size, abfd) != string_size) {
1155 /* OK, now walk the new symtable, cacheing symbol properties */
1157 register struct nlist *sym_pointer;
1158 register struct nlist *sym_end = syms + symbol_count;
1159 register aout_symbol_type *cache_ptr = cached;
1161 /* run through the table and byte swap if needed */
1162 for (sym_pointer = syms; sym_pointer < sym_end; sym_pointer++) {
1163 sym_pointer->n_un.n_strx =
1164 bfd_h_get_x (abfd, &sym_pointer->n_un.n_strx);
1165 sym_pointer->n_desc =
1166 bfd_h_get_x (abfd, &sym_pointer->n_desc);
1167 sym_pointer->n_value =
1168 bfd_h_get_x (abfd, &sym_pointer->n_value);
1169 sym_pointer->n_other = (char)
1170 bfd_h_get_x(abfd, &sym_pointer->n_other);
1171 sym_pointer->n_type = (char)
1172 bfd_h_get_x(abfd, &sym_pointer->n_type);
1176 /* Run through table and copy values */
1177 for (sym_pointer = syms, cache_ptr = cached;
1178 sym_pointer < sym_end; sym_pointer++, cache_ptr++)
1180 cache_ptr->symbol.the_bfd = abfd;
1181 if (sym_pointer->n_un.n_strx)
1182 cache_ptr->symbol.name = sym_pointer->n_un.n_strx + strings;
1184 cache_ptr->symbol.name = (char *)NULL;
1185 cache_ptr->symbol.value = sym_pointer->n_value;
1186 cache_ptr->desc = sym_pointer->n_desc;
1187 cache_ptr->other = sym_pointer->n_other;
1188 cache_ptr->type = sym_pointer->n_type;
1189 cache_ptr->symbol.udata = 0;
1190 translate_from_native_sym_flags (sym_pointer, cache_ptr, abfd);
1195 obj_aout_symbols (abfd) = cached;
1196 bfd_get_symcount (abfd) = symbol_count;
1197 bfd_release (abfd, (PTR)syms);
1204 DEFUN(sunos4_write_syms,(abfd),
1207 unsigned int count ;
1208 asymbol **generic = bfd_get_outsymbols (abfd);
1210 unsigned int stindex = sizeof(stindex); /* initial string length */
1212 for (count = 0; count < bfd_get_symcount (abfd); count++) {
1213 asymbol *g = generic[count];
1217 unsigned int length = strlen(g->name) +1;
1218 bfd_h_putlong (abfd, stindex, (unsigned char *)&nsp.n_un.n_strx);
1222 bfd_h_putlong (abfd, 0, (unsigned char *)&nsp.n_un.n_strx);
1225 if (g->the_bfd->xvec->flavour == abfd->xvec->flavour)
1227 nsp.n_desc = aout_symbol( g)->desc;
1228 nsp.n_other = aout_symbol(g)->other;
1229 nsp.n_type = aout_symbol(g)->type;
1239 nsp.n_value = g->value;
1240 translate_to_native_sym_flags (&nsp, (PTR)g, abfd);
1243 bfd_h_putshort (abfd, nsp.n_desc, (unsigned char *)&nsp.n_desc);
1244 bfd_h_putlong (abfd, nsp.n_value, (unsigned char *)&nsp.n_value);
1245 bfd_write((PTR)&nsp,1, sizeof(nsp), abfd);
1249 /* Now output the strings. Be sure to put string length into correct
1250 * byte ordering before writing it.
1252 bfd_h_putlong (abfd, stindex, (unsigned char *)&stindex);
1254 bfd_write((PTR)&stindex, 1, sizeof(stindex), abfd);
1256 generic = bfd_get_outsymbols(abfd);
1257 for (count = 0; count < bfd_get_symcount(abfd); count++)
1259 asymbol *g = *(generic++);
1261 if (g->name != (char *)NULL)
1263 size_t length = strlen(g->name)+1;
1264 bfd_write((PTR)g->name, 1, length, abfd);
1266 if ((g->flags & BSF_FAKE)==0) {
1267 g->name = itos(count); /* smash the generic symbol */
1274 DEFUN(sunos4_reclaim_symbol_table,(abfd),
1281 sunos4_get_symtab_upper_bound (abfd)
1284 if (!sunos4_slurp_symbol_table (abfd)) return 0;
1286 return (bfd_get_symcount (abfd)+1) * (sizeof (aout_symbol_type *));
1290 sunos4_get_symtab (abfd, location)
1294 unsigned int counter = 0;
1295 aout_symbol_type *symbase;
1297 if (!sunos4_slurp_symbol_table (abfd)) return 0;
1299 for (symbase = obj_aout_symbols(abfd); counter++ < bfd_get_symcount (abfd);)
1300 *(location++) = (asymbol *)( symbase++);
1302 return bfd_get_symcount(abfd);
1306 /* Standard reloc stuff */
1307 /* Output standard relocation information to a file in target byte order. */
1310 swap_std_reloc_out (abfd, p, natptr, count)
1312 arelent **p; /* Generic relocation struct */
1313 struct reloc_std_bytes *natptr;
1318 unsigned int r_length;
1320 int r_baserel, r_jmptable, r_relative;
1321 unsigned int r_addend;
1323 for (idx = 0; idx < count; idx++, p++, natptr++)
1326 bfd_h_putlong (abfd, g->address, natptr->r_address);
1328 r_length = g->howto->size; /* Size as a power of two */
1329 r_pcrel = (int) g->howto->pc_relative; /* Relative to PC? */
1330 /* r_baserel, r_jmptable, r_relative??? FIXME-soon */
1335 r_addend = g->addend; /* Start here, see how it goes */
1337 /* name was clobbered by sunos4_write_syms to be symbol index */
1339 if (g->sym_ptr_ptr != NULL)
1341 if ((*(g->sym_ptr_ptr))->section) {
1342 /* put the section offset into the addend for output */
1343 r_addend += (*(g->sym_ptr_ptr))->section->vma;
1346 r_index = stoi((*(g->sym_ptr_ptr))->name);
1351 if (g->section == NULL) {
1353 r_index = N_ABS | N_EXT;
1355 else if(g->section->output_section == obj_textsec(abfd)) {
1356 r_index = N_TEXT | N_EXT;
1357 r_addend += g->section->output_section->vma;
1359 else if (g->section->output_section == obj_datasec(abfd)) {
1360 r_index = N_DATA | N_EXT;
1361 r_addend += g->section->output_section->vma;
1363 else if (g->section->output_section == obj_bsssec(abfd)) {
1364 r_index = N_BSS | N_EXT ;
1365 r_addend += g->section->output_section->vma;
1372 /* now the fun stuff */
1373 if (abfd->xvec->header_byteorder_big_p != false) {
1374 natptr->r_index[0] = r_index >> 16;
1375 natptr->r_index[1] = r_index >> 8;
1376 natptr->r_index[2] = r_index;
1378 (r_extern? RELOC_STD_BITS_EXTERN_BIG: 0)
1379 | (r_pcrel? RELOC_STD_BITS_PCREL_BIG: 0)
1380 | (r_baserel? RELOC_STD_BITS_BASEREL_BIG: 0)
1381 | (r_jmptable? RELOC_STD_BITS_JMPTABLE_BIG: 0)
1382 | (r_relative? RELOC_STD_BITS_RELATIVE_BIG: 0)
1383 | (r_length << RELOC_STD_BITS_LENGTH_SH_BIG);
1385 natptr->r_index[2] = r_index >> 16;
1386 natptr->r_index[1] = r_index >> 8;
1387 natptr->r_index[0] = r_index;
1389 (r_extern? RELOC_STD_BITS_EXTERN_LITTLE: 0)
1390 | (r_pcrel? RELOC_STD_BITS_PCREL_LITTLE: 0)
1391 | (r_baserel? RELOC_STD_BITS_BASEREL_LITTLE: 0)
1392 | (r_jmptable? RELOC_STD_BITS_JMPTABLE_LITTLE: 0)
1393 | (r_relative? RELOC_STD_BITS_RELATIVE_LITTLE: 0)
1394 | (r_length << RELOC_STD_BITS_LENGTH_SH_LITTLE);
1402 /* Extended stuff */
1403 /* Output extended relocation information to a file in target byte order. */
1406 swap_ext_reloc_out (abfd, p, natptr, count)
1408 arelent **p; /* Generic relocation struct */
1409 register struct reloc_ext_bytes *natptr;
1415 unsigned int r_type;
1416 unsigned int r_addend;
1418 for (idx = 0; idx < count; idx++, p++, natptr++) {
1421 bfd_h_putlong (abfd, g->address, natptr->r_address);
1423 /* Find a type in the output format which matches the input howto -
1424 at the moment we assume input format == output format FIXME!! */
1425 r_type = (enum reloc_type) g->howto->type;
1427 r_addend = g->addend; /* Start here, see how it goes */
1429 /* name was clobbered by sunos4_write_syms to be symbol index*/
1431 if (g->sym_ptr_ptr != NULL)
1433 if ((*(g->sym_ptr_ptr))->section) {
1434 /* put the section offset into the addend for output */
1435 r_addend += (*(g->sym_ptr_ptr))->section->vma;
1438 r_index = stoi((*(g->sym_ptr_ptr))->name);
1443 if (g->section == NULL) {
1445 r_index = N_ABS | N_EXT;
1447 else if(g->section->output_section == obj_textsec(abfd)) {
1448 r_index = N_TEXT | N_EXT;
1449 r_addend += g->section->output_section->vma;
1451 else if (g->section->output_section == obj_datasec(abfd)) {
1452 r_index = N_DATA | N_EXT;
1453 r_addend += g->section->output_section->vma;
1455 else if (g->section->output_section == obj_bsssec(abfd)) {
1456 r_index = N_BSS | N_EXT ;
1457 r_addend += g->section->output_section->vma;
1464 /* now the fun stuff */
1465 if (abfd->xvec->header_byteorder_big_p != false) {
1466 natptr->r_index[0] = r_index >> 16;
1467 natptr->r_index[1] = r_index >> 8;
1468 natptr->r_index[2] = r_index;
1470 (r_extern? RELOC_EXT_BITS_EXTERN_BIG: 0)
1471 || (r_type << RELOC_EXT_BITS_TYPE_SH_BIG);
1473 natptr->r_index[2] = r_index >> 16;
1474 natptr->r_index[1] = r_index >> 8;
1475 natptr->r_index[0] = r_index;
1477 (r_extern? RELOC_EXT_BITS_EXTERN_LITTLE: 0)
1478 || (r_type << RELOC_EXT_BITS_TYPE_SH_LITTLE);
1481 bfd_h_putlong (abfd, r_addend, natptr->r_addend);
1484 #define MOVE_ADDRESS(ad) \
1486 cache_ptr->sym_ptr_ptr = symbols + r_index; \
1487 cache_ptr->section = (asection *)NULL; \
1488 cache_ptr->addend = ad; \
1490 cache_ptr->sym_ptr_ptr = (asymbol **)NULL; \
1491 switch (r_index) { \
1493 case N_TEXT | N_EXT: \
1494 cache_ptr->section = obj_textsec(abfd); \
1495 cache_ptr->addend = ad - su->textsec->vma; \
1498 case N_DATA | N_EXT: \
1499 cache_ptr->section = obj_datasec(abfd); \
1500 cache_ptr->addend = ad - su->datasec->vma; \
1503 case N_BSS | N_EXT: \
1504 cache_ptr->section = obj_bsssec(abfd); \
1505 cache_ptr->addend = ad - su->bsssec->vma; \
1508 case N_ABS | N_EXT: \
1518 swap_ext_reloc_in (abfd, bytes, cache_ptr, symbols)
1520 struct reloc_ext_bytes *bytes;
1526 unsigned int r_type;
1527 struct sunexdata *su = (struct sunexdata *)(abfd->tdata);
1529 cache_ptr->address = bfd_h_getlong (abfd, bytes->r_address);
1531 /* now the fun stuff */
1532 if (abfd->xvec->header_byteorder_big_p != false) {
1533 r_index = (bytes->r_index[0] << 16)
1534 | (bytes->r_index[1] << 8)
1535 | bytes->r_index[2];
1536 r_extern = (0 != (bytes->r_bits[0] & RELOC_EXT_BITS_EXTERN_BIG));
1537 r_type = (bytes->r_bits[0] & RELOC_EXT_BITS_TYPE_BIG)
1538 >> RELOC_EXT_BITS_TYPE_SH_BIG;
1540 r_index = (bytes->r_index[2] << 16)
1541 | (bytes->r_index[1] << 8)
1542 | bytes->r_index[0];
1543 r_extern = (0 != (bytes->r_bits[0] & RELOC_EXT_BITS_EXTERN_LITTLE));
1544 r_type = (bytes->r_bits[0] & RELOC_EXT_BITS_TYPE_LITTLE)
1545 >> RELOC_EXT_BITS_TYPE_SH_LITTLE;
1548 cache_ptr->howto = howto_table_ext + r_type;
1549 MOVE_ADDRESS(bfd_h_getlong(abfd,bytes->r_addend));
1554 swap_std_reloc_in (abfd, bytes, cache_ptr, symbols)
1556 struct reloc_std_bytes *bytes;
1562 unsigned int r_length;
1564 int r_baserel, r_jmptable, r_relative;
1565 struct sunexdata *su = (struct sunexdata *)(abfd->tdata);
1566 cache_ptr->address = bfd_h_getlong (abfd, bytes->r_address);
1568 /* now the fun stuff */
1569 if (abfd->xvec->header_byteorder_big_p != false) {
1570 r_index = (bytes->r_index[0] << 16)
1571 | (bytes->r_index[1] << 8)
1572 | bytes->r_index[2];
1573 r_extern = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_EXTERN_BIG));
1574 r_pcrel = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_PCREL_BIG));
1575 r_baserel = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_BASEREL_BIG));
1576 r_jmptable= (0 != (bytes->r_bits[0] & RELOC_STD_BITS_JMPTABLE_BIG));
1577 r_relative= (0 != (bytes->r_bits[0] & RELOC_STD_BITS_RELATIVE_BIG));
1578 r_length = (bytes->r_bits[0] & RELOC_STD_BITS_LENGTH_BIG)
1579 >> RELOC_STD_BITS_LENGTH_SH_BIG;
1581 r_index = (bytes->r_index[2] << 16)
1582 | (bytes->r_index[1] << 8)
1583 | bytes->r_index[0];
1584 r_extern = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_EXTERN_LITTLE));
1585 r_pcrel = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_PCREL_LITTLE));
1586 r_baserel = (0 != (bytes->r_bits[0] & RELOC_STD_BITS_BASEREL_LITTLE));
1587 r_jmptable= (0 != (bytes->r_bits[0] & RELOC_STD_BITS_JMPTABLE_LITTLE));
1588 r_relative= (0 != (bytes->r_bits[0] & RELOC_STD_BITS_RELATIVE_LITTLE));
1589 r_length = (bytes->r_bits[0] & RELOC_STD_BITS_LENGTH_LITTLE)
1590 >> RELOC_STD_BITS_LENGTH_SH_LITTLE;
1593 cache_ptr->howto = howto_table_std + r_length + 4 * r_pcrel;
1594 /* FIXME-soon: Roll baserel, jmptable, relative bits into howto setting */
1602 sunos4_slurp_reloc_table (abfd, asect, symbols)
1610 arelent *reloc_cache;
1613 if (asect->relocation) return true;
1615 if (asect->flags & SEC_CONSTRUCTOR) return true;
1617 if (asect == obj_datasec (abfd)) {
1618 reloc_size = exec_hdr(abfd)->a_drsize;
1622 if (asect == obj_textsec (abfd)) {
1623 reloc_size = exec_hdr(abfd)->a_trsize;
1627 bfd_error = invalid_operation;
1631 bfd_seek (abfd, asect->rel_filepos, SEEK_SET);
1632 each_size = reloc_size_func(abfd);
1634 count = reloc_size / each_size;
1637 reloc_cache = (arelent *) bfd_zalloc (abfd, (size_t)(count * sizeof
1639 relocs = bfd_alloc (abfd, reloc_size);
1641 if (bfd_read ( relocs, 1, reloc_size, abfd) != reloc_size) {
1642 bfd_error = system_call_error;
1646 if (each_size == RELOC_EXT_SIZE)
1648 register struct reloc_ext_bytes *rptr = (struct reloc_ext_bytes *) relocs;
1649 unsigned int counter = 0;
1650 arelent *cache_ptr = reloc_cache;
1652 for (; counter < count; counter++, rptr++, cache_ptr++) {
1653 swap_ext_reloc_in(abfd, rptr, cache_ptr, symbols);
1657 register struct reloc_std_bytes *rptr = (struct reloc_std_bytes *) relocs;
1658 unsigned int counter = 0;
1659 arelent *cache_ptr = reloc_cache;
1661 for (; counter < count; counter++, rptr++, cache_ptr++) {
1662 swap_std_reloc_in(abfd, rptr, cache_ptr, symbols);
1666 bfd_release (abfd,relocs);
1667 asect->relocation = reloc_cache;
1668 asect->reloc_count = count;
1674 /* Write out a relocation section into an object file. */
1677 sunos4_squirt_out_relocs (abfd, section)
1682 unsigned char *native;
1685 unsigned int count = section->reloc_count;
1688 if (count == 0) return true;
1690 each_size = reloc_size_func(abfd);
1691 natsize = each_size * count;
1692 native = (unsigned char *) bfd_zalloc (abfd, natsize);
1694 bfd_error = no_memory;
1698 generic = section->orelocation;
1700 if (each_size == RELOC_EXT_SIZE)
1702 swap_ext_reloc_out (abfd,
1704 (struct reloc_ext_bytes *)native,
1709 swap_std_reloc_out(abfd, generic, native, count);
1712 if ( bfd_write ((PTR) native, 1, natsize, abfd) != natsize) {
1713 bfd_release(abfd, native);
1716 bfd_release (abfd, native);
1721 /* This is stupid. This function should be a boolean predicate */
1723 sunos4_canonicalize_reloc (abfd, section, relptr, symbols)
1729 arelent *tblptr = section->relocation;
1732 if (!(tblptr || sunos4_slurp_reloc_table (abfd, section, symbols)))
1735 if (section->flags & SEC_CONSTRUCTOR) {
1736 arelent_chain *chain = section->constructor_chain;
1737 for (count = 0; count < section->reloc_count; count ++) {
1738 *relptr ++ = &chain->relent;
1739 chain = chain->next;
1743 tblptr = section->relocation;
1744 if (!tblptr) return 0;
1746 for (count = 0; count++ < section->reloc_count;)
1748 *relptr++ = tblptr++;
1753 return section->reloc_count;
1757 sunos4_get_reloc_upper_bound (abfd, asect)
1761 if (bfd_get_format (abfd) != bfd_object) {
1762 bfd_error = invalid_operation;
1765 if (asect->flags & SEC_CONSTRUCTOR) {
1766 return (sizeof (arelent *) * (asect->reloc_count+1));
1770 if (asect == obj_datasec (abfd))
1771 return (sizeof (arelent *) *
1772 ((exec_hdr(abfd)->a_drsize / reloc_size_func(abfd))
1775 if (asect == obj_textsec (abfd))
1776 return (sizeof (arelent *) *
1777 ((exec_hdr(abfd)->a_trsize / reloc_size_func(abfd))
1780 bfd_error = invalid_operation;
1785 sunos4_reclaim_reloc (ignore_abfd, section)
1794 sunos4_get_lineno(ignore_abfd, ignore_symbol)
1798 return (alent *)NULL;
1802 sunos4_print_symbol(ignore_abfd, file, symbol, how)
1806 bfd_print_symbol_enum_type how;
1809 case bfd_print_symbol_name_enum:
1810 fprintf(file,"%s", symbol->name);
1812 case bfd_print_symbol_type_enum:
1813 fprintf(file,"%4x %2x %2x",(unsigned)(aout_symbol(symbol)->desc & 0xffff),
1814 (unsigned)( aout_symbol(symbol)->other & 0xff),
1815 (unsigned)(aout_symbol(symbol)->type));
1817 case bfd_print_symbol_all_enum:
1819 CONST char *section_name = symbol->section == (asection *)NULL ?
1820 "*abs" : symbol->section->name;
1822 bfd_print_symbol_vandf((PTR)file,symbol);
1824 fprintf(file," %-5s %04x %02x %02x %s",
1826 (unsigned)(aout_symbol(symbol)->desc & 0xffff),
1827 (unsigned)(aout_symbol(symbol)->other & 0xff),
1828 (unsigned)(aout_symbol(symbol)->type & 0xff),
1834 /* Once we know all the stuff that could be consed, we know how to clean
1835 it up. So why don't we? */
1838 sunos4_close_and_cleanup (abfd)
1841 if (!bfd_read_p (abfd))
1842 switch (abfd->format) {
1844 if (!_bfd_write_archive_contents (abfd)) return false; break;
1846 if (!sunos4_write_object_contents (abfd)) return false; break;
1847 default: bfd_error = invalid_operation; return false;
1854 provided a bfd, a section and an offset into the section, calculate
1855 and return the name of the source file and the line nearest to the
1860 DEFUN(sunos4_find_nearest_line,(abfd,
1868 asection *section AND
1869 asymbol **symbols AND
1871 CONST char **filename_ptr AND
1872 CONST char **functionname_ptr AND
1873 unsigned int *line_ptr)
1875 /* Run down the file looking for the filename, function and linenumber */
1877 static char buffer[100];
1878 bfd_vma high_line_vma = ~0;
1879 bfd_vma low_func_vma = 0;
1881 *filename_ptr = abfd->filename;
1882 *functionname_ptr = 0;
1884 if (symbols != (asymbol **)NULL) {
1885 for (p = symbols; *p; p++) {
1886 aout_symbol_type *q = (aout_symbol_type *)(*p);
1889 *filename_ptr = q->symbol.name;
1890 if (obj_textsec(abfd) != section) {
1898 /* We'll keep this if it resolves nearer than the one we have already */
1899 if (q->symbol.value >= offset &&
1900 q->symbol.value < high_line_vma) {
1901 *line_ptr = q->desc;
1902 high_line_vma = q->symbol.value;
1907 /* We'll keep this if it is nearer than the one we have already */
1908 if (q->symbol.value >= low_func_vma &&
1909 q->symbol.value <= offset) {
1910 low_func_vma = q->symbol.value;
1911 func = (asymbol *)q;
1913 if (*line_ptr && func) {
1914 CONST char *function = func->name;
1916 strncpy(buffer, function, sizeof(buffer)-1);
1917 buffer[sizeof(buffer)-1] = 0;
1918 /* Have to remove : stuff */
1919 p = strchr(buffer,':');
1920 if (p != NULL) {*p = NULL; }
1921 *functionname_ptr = buffer;
1935 #define sunos4_openr_next_archived_file bfd_generic_openr_next_archived_file
1936 #define sunos4_generic_stat_arch_elt bfd_generic_stat_arch_elt
1937 #define sunos4_slurp_armap bfd_slurp_bsd_armap
1938 #define sunos4_slurp_extended_name_table bfd_true
1939 #define sunos4_write_armap bsd_write_armap
1940 #define sunos4_truncate_arname bfd_bsd_truncate_arname
1941 bfd_target aout_big_vec =
1943 "a.out-generic-big", /* name */
1944 bfd_target_aout_flavour_enum,
1945 true, /* target byte order */
1946 true, /* target headers byte order */
1947 (HAS_RELOC | EXEC_P | /* object flags */
1948 HAS_LINENO | HAS_DEBUG |
1949 HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
1950 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
1951 ' ', /* ar_pad_char */
1952 16, /* ar_max_namelen */
1953 _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* data */
1954 _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
1956 {_bfd_dummy_target, sunos4_object_p,
1957 bfd_generic_archive_p, sunos4_core_file_p},
1958 {bfd_false, sunos4_mkobject,
1959 _bfd_generic_mkarchive, bfd_false},
1965 bfd_target aout_little_vec =
1967 "a.out-generic-little", /* name */
1968 bfd_target_aout_flavour_enum,
1969 false, /* target byte order */
1970 false, /* target headers byte order */
1971 (HAS_RELOC | EXEC_P | /* object flags */
1972 HAS_LINENO | HAS_DEBUG |
1973 HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
1974 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
1975 ' ', /* ar_pad_char */
1976 16, /* ar_max_namelen */
1977 _do_getllong, _do_putllong, _do_getlshort, _do_putlshort, /* data */
1978 _do_getllong, _do_putllong, _do_getlshort, _do_putlshort, /* hdrs */
1981 {_bfd_dummy_target, sunos4_object_p,
1982 bfd_generic_archive_p, sunos4_core_file_p},
1983 {bfd_false, sunos4_mkobject,
1984 _bfd_generic_mkarchive, bfd_false},