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2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_get_synthetic_symtab): Add comments.
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Tristan Gingold 2012-01-04 10:14:25 +00:00
parent fc55a90257
commit aeefa1c9a5
2 changed files with 12 additions and 1 deletions
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4
bfd/ChangeLog
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@ -1,3 +1,7 @@
2012-01-04 Tristan Gingold <gingold@adacore.com>
* mach-o.c (bfd_mach_o_get_synthetic_symtab): Add comments.
2012-01-04 Tristan Gingold <gingold@adacore.com> 2012-01-04 Tristan Gingold <gingold@adacore.com>
* mach-o.h: Reindent header. * mach-o.h: Reindent header.

9
bfd/mach-o.c
View File

@ -651,6 +651,8 @@ bfd_mach_o_canonicalize_symtab (bfd *abfd, asymbol **alocation)
return nsyms; return nsyms;
} }
/* Create synthetic symbols for indirect symbols. */
long long
bfd_mach_o_get_synthetic_symtab (bfd *abfd, bfd_mach_o_get_synthetic_symtab (bfd *abfd,
long symcount ATTRIBUTE_UNUSED, long symcount ATTRIBUTE_UNUSED,
@ -670,19 +672,23 @@ bfd_mach_o_get_synthetic_symtab (bfd *abfd,
*ret = NULL; *ret = NULL;
/* Stop now if no symbols or no indirect symbols. */
if (dysymtab == NULL || symtab == NULL || symtab->symbols == NULL) if (dysymtab == NULL || symtab == NULL || symtab->symbols == NULL)
return 0; return 0;
if (dysymtab->nindirectsyms == 0) if (dysymtab->nindirectsyms == 0)
return 0; return 0;
/* We need to allocate a bfd symbol for every indirect symbol and to
allocate the memory for its name. */
count = dysymtab->nindirectsyms; count = dysymtab->nindirectsyms;
size = count * sizeof (asymbol) + 1; size = count * sizeof (asymbol) + 1;
for (j = 0; j < count; j++) for (j = 0; j < count; j++)
{ {
unsigned int isym = dysymtab->indirect_syms[j]; unsigned int isym = dysymtab->indirect_syms[j];
/* Some indirect symbols are anonymous. */
if (isym < symtab->nsyms && symtab->symbols[isym].symbol.name) if (isym < symtab->nsyms && symtab->symbols[isym].symbol.name)
size += strlen (symtab->symbols[isym].symbol.name) + sizeof ("$stub"); size += strlen (symtab->symbols[isym].symbol.name) + sizeof ("$stub");
} }
@ -707,6 +713,7 @@ bfd_mach_o_get_synthetic_symtab (bfd *abfd,
case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS: case BFD_MACH_O_S_NON_LAZY_SYMBOL_POINTERS:
case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS: case BFD_MACH_O_S_LAZY_SYMBOL_POINTERS:
case BFD_MACH_O_S_SYMBOL_STUBS: case BFD_MACH_O_S_SYMBOL_STUBS:
/* Only these sections have indirect symbols. */
first = sec->reserved1; first = sec->reserved1;
last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec); last = first + bfd_mach_o_section_get_nbr_indirect (abfd, sec);
addr = sec->addr; addr = sec->addr;