+2012-01-12 Iain Sandoe <idsandoe@googlemail.com>
+
+ * mach-o.c (bfd_mach_o_count_indirect_symbols): New.
+ (bfd_mach_o_build_dysymtab_command): Populate indirect symbol table.
+ * mach-o.h (bfd_mach_o_asymbol): Move declaration to start of the
+ file. (bfd_mach_o_section): Add indirect_syms field.
+
2012-01-11 Iain Sandoe <idsandoe@googlemail.com>
* mach-o.c (bfd_mach_o_build_seg_command): Separate computation of
return TRUE;
}
+/* Count the number of indirect symbols in the image.
+ Requires that the sections are in their final order. */
+
+static unsigned int
+bfd_mach_o_count_indirect_symbols (bfd *abfd, bfd_mach_o_data_struct *mdata)
+{
+ unsigned int i;
+ unsigned int nisyms = 0;
+
+ for (i = 0; i < mdata->nsects; ++i)
+ {
+ bfd_mach_o_section *sec = mdata->sections[i];
+
+ switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)
+ {
+ case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS:
+ case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS:
+ case BFD_MACH_O_S_SYMBOL_STUBS:
+ nisyms += bfd_mach_o_section_get_nbr_indirect (abfd, sec);
+ break;
+ default:
+ break;
+ }
+ }
+ return nisyms;
+}
+
static bfd_boolean
bfd_mach_o_build_dysymtab_command (bfd *abfd,
bfd_mach_o_data_struct *mdata,
dsym->nundefsym = 0;
}
+ dsym->nindirectsyms = bfd_mach_o_count_indirect_symbols (abfd, mdata);
if (dsym->nindirectsyms > 0)
{
unsigned i;
+ unsigned n;
mdata->filelen = FILE_ALIGN (mdata->filelen, 2);
dsym->indirectsymoff = mdata->filelen;
dsym->indirect_syms = bfd_zalloc (abfd, dsym->nindirectsyms * 4);
if (dsym->indirect_syms == NULL)
return FALSE;
-
- /* So fill in the indices. */
- for (i = 0; i < dsym->nindirectsyms; ++i)
+
+ n = 0;
+ for (i = 0; i < mdata->nsects; ++i)
{
- /* TODO: fill in the table. */
+ bfd_mach_o_section *sec = mdata->sections[i];
+
+ switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)
+ {
+ case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS:
+ case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS:
+ case BFD_MACH_O_S_SYMBOL_STUBS:
+ {
+ unsigned j, num;
+ bfd_mach_o_asymbol **isyms = sec->indirect_syms;
+
+ num = bfd_mach_o_section_get_nbr_indirect (abfd, sec);
+ if (isyms == NULL || num == 0)
+ break;
+ /* Record the starting index in the reserved1 field. */
+ sec->reserved1 = n;
+ for (j = 0; j < num; j++, n++)
+ {
+ if (isyms[j] == NULL)
+ dsym->indirect_syms[n] = BFD_MACH_O_INDIRECT_SYM_LOCAL;
+ else
+ dsym->indirect_syms[n] = isyms[j]->symbol.udata.i;
+ }
+ }
+ break;
+ default:
+ break;
+ }
}
}
}
bfd_mach_o_header;
+typedef struct bfd_mach_o_asymbol
+{
+ /* The actual symbol which the rest of BFD works with. */
+ asymbol symbol;
+
+ /* Mach-O symbol fields. */
+ unsigned char n_type;
+ unsigned char n_sect;
+ unsigned short n_desc;
+}
+bfd_mach_o_asymbol;
+
#define BFD_MACH_O_SEGNAME_SIZE 16
#define BFD_MACH_O_SECTNAME_SIZE 16
/* Corresponding bfd section. */
asection *bfdsection;
+ /* An array holding the indirect symbols for this section.
+ NULL values indicate local symbols.
+ The number of symbols is determined from the section size and type. */
+
+ bfd_mach_o_asymbol **indirect_syms;
+
/* Simply linked list. */
struct bfd_mach_o_section *next;
}
}
bfd_mach_o_reloc_info;
-typedef struct bfd_mach_o_asymbol
-{
- /* The actual symbol which the rest of BFD works with. */
- asymbol symbol;
-
- /* Mach-O symbol fields. */
- unsigned char n_type;
- unsigned char n_sect;
- unsigned short n_desc;
-}
-bfd_mach_o_asymbol;
-
/* The symbol table is sorted like this:
(1) local.
(otherwise in order of generation)
(2) external defined
(sorted by name)
- (3) external undefined
- (sorted by name)
- (4) common
+ (3) external undefined / common
(sorted by name)
*/
+2012-01-12 Iain Sandoe <idsandoe@googlemail.com>
+
+ * config/obj-macho.c (obj_mach_o_set_symbol_qualifier): Switch off
+ lazy when the symbol is private_extern.
+ (obj_mach_o_indirect_sym): New type.
+ (obj_mach_o_indirect_symbol): New.
+ (mach_o_pseudo_table): Use obj_mach_o_indirect_symbol.
+ (obj_macho_frob_label): Adjust to avoid adding bsyms for locals.
+ (obj_macho_frob_label): Likewise. Adjust external and comm
+ symbol tests.
+ (obj_mach_o_set_indirect_symbols): New.
+ (obj_mach_o_frob_file_after_relocs): New.
+ *config/obj-macho.h (obj_frob_file_after_relocs): Define.
+ (obj_mach_o_frob_file_after_relocs): Declare.
+
2012-01-12 Tristan Gingold <gingold@adacore.com>
PR gas/13591
case OBJ_MACH_O_SYM_PRIV_EXT:
s->n_type |= BFD_MACH_O_N_PEXT ;
+ s->n_desc &= ~LAZY; /* The native tool switches this off too. */
/* We follow the system tools in marking PEXT as also global. */
/* Fall through. */
demand_empty_rest_of_line ();
}
-/* Dummy function to allow test-code to work while we are working
- on things. */
+typedef struct obj_mach_o_indirect_sym
+{
+ symbolS *sym;
+ segT sect;
+ struct obj_mach_o_indirect_sym *next;
+} obj_mach_o_indirect_sym;
+
+/* We store in order an maintain a pointer to the last one - to save reversing
+ later. */
+obj_mach_o_indirect_sym *indirect_syms;
+obj_mach_o_indirect_sym *indirect_syms_tail;
static void
-obj_mach_o_placeholder (int arg ATTRIBUTE_UNUSED)
+obj_mach_o_indirect_symbol (int arg ATTRIBUTE_UNUSED)
{
- ignore_rest_of_line ();
+ bfd_mach_o_section *sec = bfd_mach_o_get_mach_o_section (now_seg);
+
+#ifdef md_flush_pending_output
+ md_flush_pending_output ();
+#endif
+
+ if (obj_mach_o_is_static)
+ as_bad (_("use of .indirect_symbols requires `-dynamic'"));
+
+ switch (sec->flags & BFD_MACH_O_SECTION_TYPE_MASK)
+ {
+ case BFD_MACH_O_S_SYMBOL_STUBS:
+ case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS:
+ case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS:
+ {
+ obj_mach_o_indirect_sym *isym;
+ char *name = input_line_pointer;
+ char c = get_symbol_end ();
+ symbolS *sym = symbol_find_or_make (name);
+ unsigned int elsize =
+ bfd_mach_o_section_get_entry_size (stdoutput, sec);
+
+ if (elsize == 0)
+ {
+ as_bad (_("attempt to add an indirect_symbol to a stub or"
+ " reference section with a zero-sized element at %s"),
+ name);
+ *input_line_pointer = c;
+ ignore_rest_of_line ();
+ return;
+ }
+ *input_line_pointer = c;
+
+ isym = (obj_mach_o_indirect_sym *)
+ xmalloc (sizeof (obj_mach_o_indirect_sym));
+
+ /* Just record the data for now, we will validate it when we
+ compute the output in obj_mach_o_set_indirect_symbols. */
+ isym->sym = sym;
+ isym->sect = now_seg;
+ isym->next = NULL;
+ if (indirect_syms == NULL)
+ indirect_syms = isym;
+ else
+ indirect_syms_tail->next = isym;
+ indirect_syms_tail = isym;
+ }
+ break;
+
+ default:
+ as_bad (_("an .indirect_symbol must be in a symbol pointer"
+ " or stub section."));
+ ignore_rest_of_line ();
+ return;
+ }
+ demand_empty_rest_of_line ();
}
const pseudo_typeS mach_o_pseudo_table[] =
{"no_dead_strip", obj_mach_o_sym_qual, OBJ_MACH_O_SYM_NO_DEAD_STRIP},
{"weak", obj_mach_o_sym_qual, OBJ_MACH_O_SYM_WEAK}, /* ext */
- {"indirect_symbol", obj_mach_o_placeholder, 0},
+ { "indirect_symbol", obj_mach_o_indirect_symbol, 0},
/* File flags. */
{ "subsections_via_symbols", obj_mach_o_fileprop,
void obj_macho_frob_label (struct symbol *sp)
{
- bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *) symbol_get_bfdsym (sp);
- /* This is the base symbol type, that we mask in. */
- unsigned base_type = obj_mach_o_type_for_symbol (s);
- bfd_mach_o_section *sec = bfd_mach_o_get_mach_o_section (s->symbol.section);
+ bfd_mach_o_asymbol *s;
+ unsigned base_type;
+ bfd_mach_o_section *sec;
int sectype = -1;
+ /* Leave local symbols alone. */
+
+ if (S_IS_LOCAL (sp))
+ return;
+
+ s = (bfd_mach_o_asymbol *) symbol_get_bfdsym (sp);
+ /* Leave debug symbols alone. */
if ((s->n_type & BFD_MACH_O_N_STAB) != 0)
- return; /* Leave alone. */
-
+ return;
+
+ /* This is the base symbol type, that we mask in. */
+ base_type = obj_mach_o_type_for_symbol (s);
+
+ sec = bfd_mach_o_get_mach_o_section (s->symbol.section);
if (sec != NULL)
sectype = sec->flags & BFD_MACH_O_SECTION_TYPE_MASK;
int
obj_macho_frob_symbol (struct symbol *sp)
{
- bfd_mach_o_asymbol *s = (bfd_mach_o_asymbol *) symbol_get_bfdsym (sp);
- unsigned base_type = obj_mach_o_type_for_symbol (s);
- bfd_mach_o_section *sec = bfd_mach_o_get_mach_o_section (s->symbol.section);
+ bfd_mach_o_asymbol *s;
+ unsigned base_type;
+ bfd_mach_o_section *sec;
int sectype = -1;
-
+
+ /* Leave local symbols alone. */
+ if (S_IS_LOCAL (sp))
+ return 0;
+
+ s = (bfd_mach_o_asymbol *) symbol_get_bfdsym (sp);
+ /* Leave debug symbols alone. */
+ if ((s->n_type & BFD_MACH_O_N_STAB) != 0)
+ return 0;
+
+ base_type = obj_mach_o_type_for_symbol (s);
+ sec = bfd_mach_o_get_mach_o_section (s->symbol.section);
if (sec != NULL)
sectype = sec->flags & BFD_MACH_O_SECTION_TYPE_MASK;
- if ((s->n_type & BFD_MACH_O_N_STAB) != 0)
- return 0; /* Leave alone. */
- else if (s->symbol.section == bfd_und_section_ptr)
+ if (s->symbol.section == bfd_und_section_ptr)
{
/* ??? Do we really gain much from implementing this as well as the
mach-o specific ones? */
if (s->symbol.flags & BSF_WEAK)
s->n_desc |= BFD_MACH_O_N_WEAK_REF;
- /* Undefined references, become extern. */
- if (s->n_desc & REFE)
- {
- s->n_desc &= ~REFE;
- s->n_type |= BFD_MACH_O_N_EXT;
- }
-
- /* So do undefined 'no_dead_strip's. */
- if (s->n_desc & BFD_MACH_O_N_NO_DEAD_STRIP)
- s->n_type |= BFD_MACH_O_N_EXT;
-
+ /* Undefined syms, become extern. */
+ s->n_type |= BFD_MACH_O_N_EXT;
+ S_SET_EXTERNAL (sp);
+ }
+ else if (s->symbol.section == bfd_com_section_ptr)
+ {
+ /* ... so do comm. */
+ s->n_type |= BFD_MACH_O_N_EXT;
+ S_SET_EXTERNAL (sp);
}
else
{
{
/* Anything here that should be added that is non-standard. */
s->n_desc &= ~BFD_MACH_O_REFERENCE_MASK;
+ s->symbol.udata.i = SYM_MACHO_FIELDS_NOT_VALIDATED;
}
else if (s->symbol.udata.i == SYM_MACHO_FIELDS_NOT_VALIDATED)
{
return 0;
}
+static void
+obj_mach_o_set_indirect_symbols (bfd *abfd, asection *sec,
+ void *xxx ATTRIBUTE_UNUSED)
+{
+ bfd_vma sect_size = bfd_section_size (abfd, sec);
+ bfd_mach_o_section *ms = bfd_mach_o_get_mach_o_section (sec);
+ unsigned lazy = 0;
+
+ /* See if we have any indirect syms to consider. */
+ if (indirect_syms == NULL)
+ return;
+
+ /* Process indirect symbols.
+ Check for errors, if OK attach them as a flat array to the section
+ for which they are defined. */
+
+ switch (ms->flags & BFD_MACH_O_SECTION_TYPE_MASK)
+ {
+ case BFD_MACH_O_S_SYMBOL_STUBS:
+ case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS:
+ lazy = LAZY;
+ /* Fall through. */
+ case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS:
+ {
+ unsigned int nactual = 0;
+ unsigned int ncalc;
+ obj_mach_o_indirect_sym *isym;
+ obj_mach_o_indirect_sym *list = NULL;
+ obj_mach_o_indirect_sym *list_tail = NULL;
+ unsigned long eltsiz =
+ bfd_mach_o_section_get_entry_size (abfd, ms);
+
+ for (isym = indirect_syms; isym != NULL; isym = isym->next)
+ {
+ if (isym->sect == sec)
+ {
+ nactual++;
+ if (list == NULL)
+ list = isym;
+ else
+ list_tail->next = isym;
+ list_tail = isym;
+ }
+ }
+
+ /* If none are in this section, stop here. */
+ if (nactual == 0)
+ break;
+
+ /* If we somehow added indirect symbols to a section with a zero
+ entry size, we're dead ... */
+ gas_assert (eltsiz != 0);
+
+ ncalc = (unsigned int) (sect_size / eltsiz);
+ if (nactual != ncalc)
+ as_bad (_("the number of .indirect_symbols defined in section %s"
+ " does not match the number expected (%d defined, %d"
+ " expected)"), sec->name, nactual, ncalc);
+ else
+ {
+ unsigned n;
+ bfd_mach_o_asymbol *sym;
+ ms->indirect_syms =
+ bfd_zalloc (abfd,
+ nactual * sizeof (bfd_mach_o_asymbol *));
+
+ if (ms->indirect_syms == NULL)
+ {
+ as_fatal (_("internal error: failed to allocate %d indirect"
+ "symbol pointers"), nactual);
+ }
+
+ for (isym = list, n = 0; isym != NULL; isym = isym->next, n++)
+ {
+ /* Array is init to NULL & NULL signals a local symbol
+ If the section is lazy-bound, we need to keep the
+ reference to the symbol, since dyld can override. */
+ if (S_IS_LOCAL (isym->sym) && ! lazy)
+ ;
+ else
+ {
+ sym = (bfd_mach_o_asymbol *)symbol_get_bfdsym (isym->sym);
+ if (sym == NULL)
+ ;
+ /* If the symbols is external ... */
+ else if (S_IS_EXTERNAL (isym->sym)
+ || (sym->n_type & BFD_MACH_O_N_EXT)
+ || ! S_IS_DEFINED (isym->sym)
+ || lazy)
+ {
+ sym->n_desc &= ~LAZY;
+ /* ... it can be lazy, if not defined or hidden. */
+ if ((sym->n_type & BFD_MACH_O_N_TYPE)
+ == BFD_MACH_O_N_UNDF
+ && ! (sym->n_type & BFD_MACH_O_N_PEXT)
+ && (sym->n_type & BFD_MACH_O_N_EXT))
+ sym->n_desc |= lazy;
+ ms->indirect_syms[n] = sym;
+ }
+ }
+ }
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+/* The process of relocation could alter what's externally visible, thus we
+ leave setting the indirect symbols until last. */
+
+void
+obj_mach_o_frob_file_after_relocs (void)
+{
+ bfd_map_over_sections (stdoutput, obj_mach_o_set_indirect_symbols, (char *) 0);
+}
+
/* Support stabs for mach-o. */
void
#define obj_frob_symbol(s, punt) punt = obj_macho_frob_symbol(s)
extern int obj_macho_frob_symbol (struct symbol *);
+#define obj_frob_file_after_relocs obj_mach_o_frob_file_after_relocs
+extern void obj_mach_o_frob_file_after_relocs (void);
+
#define EMIT_SECTION_SYMBOLS 0
#define OBJ_PROCESS_STAB(SEG,W,S,T,O,D) obj_mach_o_process_stab(W,S,T,O,D)
+2012-01-12 Iain Sandoe <idsandoe@googlemail.com>
+
+ * gas/mach-o/dysymtab-2.d: New.
+ * gas/mach-o/err-syms-4.s: New.
+ * gas/mach-o/err-syms-5.s: New.
+ * gas/mach-o/err-syms-6.s: New.
+ * gas/mach-o/symbols-6-64.d: New.
+ * gas/mach-o/symbols-6-64.s: New.
+ * gas/mach-o/symbols-6.d: New.
+ * gas/mach-o/symbols-6.s: New.
+
2012-01-09 Iain Sandoe <idsandoe@googlemail.com>
* gas/mach-o/err-syms-1.s: New.
--- /dev/null
+#as: -L -I $srcdir/$subdir
+#objdump: -P dysymtab
+#target: i?86-*-darwin* powerpc-*-darwin*
+#source: symbols-6.s
+.*: +file format mach-o.*
+#...
+Load command dysymtab:
+( )+local symbols: idx:( )+0( )+num: 55( )+\(nxtidx: 55\)
+( )+external symbols: idx:( )+55( )+num: 24( )+\(nxtidx: 79\)
+( )+undefined symbols: idx:( )+79( )+num: 30( )+\(nxtidx: 109\)
+( )+table of content: off: 0x00000000( )+num: 0( )+\(endoff: 0x00000000\)
+( )+module table: off: 0x00000000( )+num: 0( )+\(endoff: 0x00000000\)
+( )+external reference table: off: 0x00000000( )+num: 0( )+\(endoff: 0x00000000\)
+( )+indirect symbol table: off: 0x000003b0( )+num: 25( )+\(endoff: 0x00000414\)
+( )+external relocation table: off: 0x00000000( )+num: 0( )+\(endoff: 0x00000000\)
+( )+local relocation table: off: 0x00000000( )+num: 0( )+\(endoff: 0x00000000\)
+( )+indirect symbols:
+( )+for section __dummy.__dummy:
+( )+0000000000000000( )+0: 0x0000005e a
+( )+0000000000000008( )+1: 0x00000063 b
+( )+0000000000000010( )+2: 0x0000003d c
+( )+0000000000000018( )+3: 0x0000001b d
+( )+0000000000000020( )+4: 0x00000018 e
+( )+0000000000000028( )+5: 0x00000040 f
+( )+0000000000000030( )+6: 0x00000066 g
+( )+for section __DATA.__la_symbol_ptr:
+( )+0000000000000000( )+7: 0x0000005f a1
+( )+0000000000000004( )+8: 0x00000064 b1
+( )+0000000000000008( )+9: 0x0000003e c1
+( )+000000000000000c( )+10: 0x0000001c d1
+( )+0000000000000010( )+11: 0x00000019 e1
+( )+0000000000000014( )+12: 0x00000041 f1
+( )+0000000000000018( )+13: 0x00000067 g1
+( )+for section __DATA.__nl_symbol_ptr:
+( )+0000000000000000( )+14: 0x00000060 a2
+( )+0000000000000004( )+15: 0x00000065 b2
+( )+0000000000000008( )+16: 0x0000003f c2
+( )+000000000000000c( )+17: 0x80000000 LOCAL
+( )+0000000000000010( )+18: 0x80000000 LOCAL
+( )+0000000000000014( )+19: 0x00000042 f2
+( )+0000000000000018( )+20: 0x00000068 g2
+( )+000000000000001c( )+21: 0x00000041 f1
+( )+0000000000000020( )+22: 0x00000067 g1
+( )+0000000000000024( )+23: 0x00000060 a2
+( )+0000000000000028( )+24: 0x00000065 b2
--- /dev/null
+# { dg-do assemble }
+
+ .indirect_symbol a
+
+# { dg-error " an .indirect_symbol must be in a symbol pointer or stub section." "" { target *-*-darwin*} 3 }
+
--- /dev/null
+# { dg-do assemble { target i?86-*-darwin* powerpc*-*-darwin* } }
+
+# Show that we can check that there are enough syms for the section.
+
+# too few.
+
+ .section __dummy, __dummy, symbol_stubs,strip_static_syms,4
+
+ .indirect_symbol a
+
+ .section __dummy, __dummy1,lazy_symbol_pointers
+
+ .indirect_symbol b
+
+ .section __dummy, __dummy2,non_lazy_symbol_pointers
+
+ .indirect_symbol c
+
+# OK.
+ .section __dummy, __dummy3,non_lazy_symbol_pointers
+
+ .indirect_symbol d
+ .space 4
+
+ .section __dummy, __dummy4,symbol_stubs,strip_static_syms,17
+
+ .indirect_symbol e
+ .space 17
+
+# too many
+
+ .section __dummy, __dummy5,lazy_symbol_pointers
+
+ .indirect_symbol f
+ .space 8
+
+# { dg-error "the number of .indirect_symbols defined in section __dummy.__dummy does not match the number expected .1 defined, 0 expected." "" { target *-*-darwin*} 0 }
+# { dg-error "the number of .indirect_symbols defined in section __dummy.__dummy1 does not match the number expected .1 defined, 0 expected." "" { target *-*-darwin*} 0 }
+# { dg-error "the number of .indirect_symbols defined in section __dummy.__dummy2 does not match the number expected .1 defined, 0 expected." "" { target *-*-darwin*} 0 }
+# { dg-error "the number of .indirect_symbols defined in section __dummy.__dummy5 does not match the number expected .1 defined, 2 expected." "" { target *-*-darwin*} 0 }
--- /dev/null
+# { dg-do assemble { target x86_64-*-darwin* } }
+
+ .section __dummy, __dummy, symbol_stubs,strip_static_syms,4
+
+ .indirect_symbol a
+
+ .section __dummy, __dummy1,lazy_symbol_pointers
+
+ .indirect_symbol b
+
+ .section __dummy, __dummy2,non_lazy_symbol_pointers
+
+ .indirect_symbol c
+
+# { dg-error "unknown or invalid section type .symbol_stubs." "" { target x86_64-*-darwin* } 3 }
+# { dg-error "an .indirect_symbol must be in a symbol pointer or stub section" "" { target x86_64-*-darwin* } 5 }
+# { dg-error "unknown or invalid section type .lazy_symbol_pointers." "" { target x86_64-*-darwin* } 7 }
+# { dg-error "an .indirect_symbol must be in a symbol pointer or stub section" "" { target x86_64-*-darwin* } 9 }
+# { dg-error "unknown or invalid section type .non_lazy_symbol_pointers." "" { target x86_64-*-darwin* } 11 }
+# { dg-error "an .indirect_symbol must be in a symbol pointer or stub section" "" { target x86_64-*-darwin* } 13 }
--- /dev/null
+#as: -L -I $srcdir/$subdir
+#objdump: -t
+#target: powerpc64-*-darwin*
+#source: symbols-6-64.s
+.*: +file format mach-o.*
+#...
+SYMBOL TABLE:
+0000000000000000 l.*0e SECT.*01 0000 \[.text\] Lzt0
+0000000000000002 l.*0e SECT.*01 0000 \[.text\] Lmt0
+0000000000000004 l.*0e SECT.*01 0000 \[.text\] Lat0
+0000000000000000 l.*0e SECT.*02 0000 \[.data\] Lzd0
+0000000000000002 l.*0e SECT.*02 0000 \[.data\] Lmd0
+0000000000000005 l.*0e SECT.*02 0000 \[.data\] Lad0
+0000000000000000 l.*0e SECT.*03 0000 \[.bss\] zlcomm0
+0000000000000006 l.*0e SECT.*03 0000 \[.bss\] mlcomm0
+000000000000000c l.*0e SECT.*03 0000 \[.bss\] alcomm0
+0000000000000000 l.*0e SECT.*04 0000 \[__HERE.__there\] Lzs0
+0000000000000002 l.*0e SECT.*04 0000 \[__HERE.__there\] Lms0
+0000000000000004 l.*0e SECT.*04 0000 \[__HERE.__there\] Las0
+0000000000000012 l.*0e SECT.*01 0000 \[.text\] Lzt1
+0000000000000015 l.*0e SECT.*01 0000 \[.text\] Lmt1
+0000000000000017 l.*0e SECT.*01 0000 \[.text\] Lat1
+0000000000000012 l.*0e SECT.*02 0000 \[.data\] Lzd1
+0000000000000014 l.*0e SECT.*02 0000 \[.data\] Lmd1
+0000000000000017 l.*0e SECT.*02 0000 \[.data\] Lad1
+0000000000000012 l.*0e SECT.*03 0000 \[.bss\] zlcomm1
+0000000000000018 l.*0e SECT.*03 0000 \[.bss\] mlcomm1
+000000000000001e l.*0e SECT.*03 0000 \[.bss\] alcomm1
+0000000000000016 l.*0e SECT.*04 0000 \[__HERE.__there\] Lzs1
+000000000000001e l.*0e SECT.*04 0000 \[__HERE.__there\] Lms1
+000000000000001f l.*0e SECT.*04 0000 \[__HERE.__there\] Las1
+000000000000001b l.*0e SECT.*01 0000 \[.text\] e
+000000000000001c l.*0e SECT.*01 0000 \[.text\] e1
+000000000000001d l.*0e SECT.*01 0000 \[.text\] e2
+0000000000000024 l.*0e SECT.*02 0000 \[.data\] d
+000000000000002c l.*0e SECT.*02 0000 \[.data\] d1
+0000000000000034 l.*0e SECT.*02 0000 \[.data\] d2
+0000000000000000 l.*0e SECT.*05 0000 \[__dummy.__dummy\] La
+0000000000000008 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lb
+0000000000000010 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lc
+0000000000000018 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Ld
+0000000000000020 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Le
+0000000000000028 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lf
+0000000000000030 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lg
+0000000000000000 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] La1
+0000000000000004 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lb1
+0000000000000008 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lc1
+000000000000000c l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Ld1
+0000000000000010 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Le1
+0000000000000014 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lf1
+0000000000000018 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lg1
+0000000000000000 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] La2
+0000000000000004 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lb2
+0000000000000008 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lc2
+000000000000000c l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Ld2
+0000000000000010 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Le2
+0000000000000014 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lf2
+0000000000000018 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lg2
+000000000000001c l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lf11
+0000000000000020 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lg11
+0000000000000024 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] La12
+0000000000000028 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lb12
+0000000000000004 g.*0f SECT.*02 0000 \[.data\] adg0
+0000000000000016 g.*0f SECT.*02 0000 \[.data\] adg1
+0000000000000005 g.*0f SECT.*04 0000 \[__HERE.__there\] asg0
+000000000000001d g.*0f SECT.*04 0000 \[__HERE.__there\] asg1
+0000000000000005 g.*0f SECT.*01 0000 \[.text\] atg0
+0000000000000016 g.*0f SECT.*01 0000 \[.text\] atg1
+0000000000000018 g.*0f SECT.*01 0000 \[.text\] c
+0000000000000019 g.*0f SECT.*01 0000 \[.text\] c1
+000000000000001a g.*0f SECT.*01 0000 \[.text\] c2
+000000000000003c g.*1f SECT.*02 0000 \[.data\] f
+0000000000000044 g.*1f SECT.*02 0000 \[.data\] f1
+000000000000004c g.*1f SECT.*02 0000 \[.data\] f2
+0000000000000003 g.*0f SECT.*02 0000 \[.data\] mdg0
+0000000000000015 g.*0f SECT.*02 0000 \[.data\] mdg1
+0000000000000003 g.*0f SECT.*04 0000 \[__HERE.__there\] msg0
+000000000000001c g.*0f SECT.*04 0000 \[__HERE.__there\] msg1
+0000000000000003 g.*0f SECT.*01 0000 \[.text\] mtg0
+0000000000000014 g.*0f SECT.*01 0000 \[.text\] mtg1
+0000000000000001 g.*0f SECT.*02 0000 \[.data\] zdg0
+0000000000000013 g.*0f SECT.*02 0000 \[.data\] zdg1
+0000000000000001 g.*0f SECT.*04 0000 \[__HERE.__there\] zsg0
+0000000000000017 g.*0f SECT.*04 0000 \[__HERE.__there\] zsg1
+0000000000000001 g.*0f SECT.*01 0000 \[.text\] ztg0
+0000000000000013 g.*0f SECT.*01 0000 \[.text\] ztg1
+0000000000000000 g.*01 UND.*00 0000 _aud0
+0000000000000000 g.*01 UND.*00 0000 _aud1
+0000000000000000 g.*01 UND.*00 0000 _aus0
+0000000000000000 g.*01 UND.*00 0000 _aus1
+0000000000000000 g.*01 UND.*00 0000 _aut0
+0000000000000000 g.*01 UND.*00 0000 _mud0
+0000000000000000 g.*01 UND.*00 0000 _mud1
+0000000000000000 g.*01 UND.*00 0000 _mus0
+0000000000000000 g.*01 UND.*00 0000 _mus1
+0000000000000000 g.*01 UND.*00 0000 _mut0
+0000000000000000 g.*01 UND.*00 0000 _zud0
+0000000000000000 g.*01 UND.*00 0000 _zud1
+0000000000000000 g.*01 UND.*00 0000 _zus0
+0000000000000000 g.*01 UND.*00 0000 _zus1
+0000000000000000 g.*01 UND.*00 0000 _zut0
+0000000000000000 g.*01 UND.*00 0001 a
+0000000000000000 g.*01 UND.*00 0001 a1
+0000000000000000 g.*01 UND.*00 0000 a2
+000000000000000a.*01 COM.*00 0300 acommon0
+000000000000000a.*01 COM.*00 0300 acommon1
+0000000000000000 g.*01 UND.*00 0001 b
+0000000000000000 g.*01 UND.*00 0001 b1
+0000000000000000 g.*01 UND.*00 0000 b2
+0000000000000000 g.*11 UND.*00 0001 g
+0000000000000000 g.*11 UND.*00 0001 g1
+0000000000000000 g.*11 UND.*00 0000 g2
+000000000000000a.*01 COM.*00 0300 mcommon0
+000000000000000a.*01 COM.*00 0300 mcommon1
+000000000000000a.*01 COM.*00 0300 zcommon0
+000000000000000a.*01 COM.*00 0300 zcommon1
--- /dev/null
+# now look at what happens when we append some indirects to the normal
+# syms.
+ .include "symbols-base-64.s"
+ .include "symbols-3.s"
--- /dev/null
+#as: -L -I $srcdir/$subdir
+#objdump: -t
+#target: i?86-*-darwin* powerpc-*-darwin*
+#source: symbols-6.s
+.*: +file format mach-o.*
+#...
+SYMBOL TABLE:
+00000000 l.*0e SECT.*01 0000 \[.text\] Lzt0
+00000002 l.*0e SECT.*01 0000 \[.text\] Lmt0
+00000004 l.*0e SECT.*01 0000 \[.text\] Lat0
+00000000 l.*0e SECT.*02 0000 \[.data\] Lzd0
+00000002 l.*0e SECT.*02 0000 \[.data\] Lmd0
+00000005 l.*0e SECT.*02 0000 \[.data\] Lad0
+00000000 l.*0e SECT.*03 0000 \[.bss\] zlcomm0
+00000006 l.*0e SECT.*03 0000 \[.bss\] mlcomm0
+0000000c l.*0e SECT.*03 0000 \[.bss\] alcomm0
+00000000 l.*0e SECT.*04 0000 \[__HERE.__there\] Lzs0
+00000002 l.*0e SECT.*04 0000 \[__HERE.__there\] Lms0
+00000004 l.*0e SECT.*04 0000 \[__HERE.__there\] Las0
+00000012 l.*0e SECT.*01 0000 \[.text\] Lzt1
+00000015 l.*0e SECT.*01 0000 \[.text\] Lmt1
+00000017 l.*0e SECT.*01 0000 \[.text\] Lat1
+00000012 l.*0e SECT.*02 0000 \[.data\] Lzd1
+00000014 l.*0e SECT.*02 0000 \[.data\] Lmd1
+00000017 l.*0e SECT.*02 0000 \[.data\] Lad1
+00000012 l.*0e SECT.*03 0000 \[.bss\] zlcomm1
+00000018 l.*0e SECT.*03 0000 \[.bss\] mlcomm1
+0000001e l.*0e SECT.*03 0000 \[.bss\] alcomm1
+00000016 l.*0e SECT.*04 0000 \[__HERE.__there\] Lzs1
+0000001e l.*0e SECT.*04 0000 \[__HERE.__there\] Lms1
+0000001f l.*0e SECT.*04 0000 \[__HERE.__there\] Las1
+0000001b l.*0e SECT.*01 0000 \[.text\] e
+0000001c l.*0e SECT.*01 0000 \[.text\] e1
+0000001d l.*0e SECT.*01 0000 \[.text\] e2
+00000024 l.*0e SECT.*02 0000 \[.data\] d
+0000002c l.*0e SECT.*02 0000 \[.data\] d1
+00000034 l.*0e SECT.*02 0000 \[.data\] d2
+00000000 l.*0e SECT.*05 0000 \[__dummy.__dummy\] La
+00000008 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lb
+00000010 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lc
+00000018 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Ld
+00000020 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Le
+00000028 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lf
+00000030 l.*0e SECT.*05 0000 \[__dummy.__dummy\] Lg
+00000000 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] La1
+00000004 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lb1
+00000008 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lc1
+0000000c l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Ld1
+00000010 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Le1
+00000014 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lf1
+00000018 l.*0e SECT.*06 0000 \[.lazy_symbol_pointer\] Lg1
+00000000 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] La2
+00000004 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lb2
+00000008 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lc2
+0000000c l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Ld2
+00000010 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Le2
+00000014 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lf2
+00000018 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lg2
+0000001c l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lf11
+00000020 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lg11
+00000024 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] La12
+00000028 l.*0e SECT.*07 0000 \[.non_lazy_symbol_pointer\] Lb12
+00000004 g.*0f SECT.*02 0000 \[.data\] adg0
+00000016 g.*0f SECT.*02 0000 \[.data\] adg1
+00000005 g.*0f SECT.*04 0000 \[__HERE.__there\] asg0
+0000001d g.*0f SECT.*04 0000 \[__HERE.__there\] asg1
+00000005 g.*0f SECT.*01 0000 \[.text\] atg0
+00000016 g.*0f SECT.*01 0000 \[.text\] atg1
+00000018 g.*0f SECT.*01 0000 \[.text\] c
+00000019 g.*0f SECT.*01 0000 \[.text\] c1
+0000001a g.*0f SECT.*01 0000 \[.text\] c2
+0000003c g.*1f SECT.*02 0000 \[.data\] f
+00000044 g.*1f SECT.*02 0000 \[.data\] f1
+0000004c g.*1f SECT.*02 0000 \[.data\] f2
+00000003 g.*0f SECT.*02 0000 \[.data\] mdg0
+00000015 g.*0f SECT.*02 0000 \[.data\] mdg1
+00000003 g.*0f SECT.*04 0000 \[__HERE.__there\] msg0
+0000001c g.*0f SECT.*04 0000 \[__HERE.__there\] msg1
+00000003 g.*0f SECT.*01 0000 \[.text\] mtg0
+00000014 g.*0f SECT.*01 0000 \[.text\] mtg1
+00000001 g.*0f SECT.*02 0000 \[.data\] zdg0
+00000013 g.*0f SECT.*02 0000 \[.data\] zdg1
+00000001 g.*0f SECT.*04 0000 \[__HERE.__there\] zsg0
+00000017 g.*0f SECT.*04 0000 \[__HERE.__there\] zsg1
+00000001 g.*0f SECT.*01 0000 \[.text\] ztg0
+00000013 g.*0f SECT.*01 0000 \[.text\] ztg1
+00000000 g.*01 UND.*00 0000 _aud0
+00000000 g.*01 UND.*00 0000 _aud1
+00000000 g.*01 UND.*00 0000 _aus0
+00000000 g.*01 UND.*00 0000 _aus1
+00000000 g.*01 UND.*00 0000 _aut0
+00000000 g.*01 UND.*00 0000 _mud0
+00000000 g.*01 UND.*00 0000 _mud1
+00000000 g.*01 UND.*00 0000 _mus0
+00000000 g.*01 UND.*00 0000 _mus1
+00000000 g.*01 UND.*00 0000 _mut0
+00000000 g.*01 UND.*00 0000 _zud0
+00000000 g.*01 UND.*00 0000 _zud1
+00000000 g.*01 UND.*00 0000 _zus0
+00000000 g.*01 UND.*00 0000 _zus1
+00000000 g.*01 UND.*00 0000 _zut0
+00000000 g.*01 UND.*00 0001 a
+00000000 g.*01 UND.*00 0001 a1
+00000000 g.*01 UND.*00 0000 a2
+0000000a.*01 COM.*00 0300 acommon0
+0000000a.*01 COM.*00 0300 acommon1
+00000000 g.*01 UND.*00 0001 b
+00000000 g.*01 UND.*00 0001 b1
+00000000 g.*01 UND.*00 0000 b2
+00000000 g.*11 UND.*00 0000 g
+00000000 g.*11 UND.*00 0000 g1
+00000000 g.*11 UND.*00 0000 g2
+0000000a.*01 COM.*00 0300 mcommon0
+0000000a.*01 COM.*00 0300 mcommon1
+0000000a.*01 COM.*00 0300 zcommon0
+0000000a.*01 COM.*00 0300 zcommon1
--- /dev/null
+# now look at what happens when we append some indirects to the normal
+# syms.
+ .include "symbols-base.s"
+ .include "symbols-3.s"
+2012-01-12 Iain Sandoe <idsandoe@googlemail.com>
+
+ * loader.h (BFD_MACH_O_INDIRECT_SYM_LOCAL): New.
+ (BFD_MACH_O_INDIRECT_SYM_ABS): New
+
2012-01-04 Tristan Gingold <gingold@adacore.com>
* external.h (mach_o_fvmlib_command_external): New structure.
#define BFD_MACH_O_N_NO_DEAD_STRIP 0x20
#define BFD_MACH_O_N_WEAK_REF 0x40
#define BFD_MACH_O_N_WEAK_DEF 0x80
+
+#define BFD_MACH_O_INDIRECT_SYM_LOCAL 0x80000000
+#define BFD_MACH_O_INDIRECT_SYM_ABS 0x40000000
\f
/* Thread constants. */
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