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* elfread.c (elf_symtab_read): When constructing a solib trampoline

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minimal symbol from an undefined dynamic symbol, use proper section.
This commit is contained in:
Ulrich Weigand 2007-10-31 19:09:14 +00:00
parent 8f3bca3223
commit 02c75f7232
2 changed files with 28 additions and 3 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2007-10-31 Ulrich Weigand <uweigand@de.ibm.com>
* elfread.c (elf_symtab_read): When constructing a solib trampoline
minimal symbol from an undefined dynamic symbol, use proper section.
2007-10-31 Markus Deuling <deuling@de.ibm.com>
* arm-linux-nat.c (fetch_register, fetch_regs): Use get_regcache_arch

26
gdb/elfread.c
View File

@ -240,6 +240,8 @@ elf_symtab_read (struct objfile *objfile, int dynamic,
&& (sym->flags & BSF_FUNCTION))
{
struct minimal_symbol *msym;
bfd *abfd = objfile->obfd;
asection *sect;
/* Symbol is a reference to a function defined in
a shared library.
@ -252,10 +254,28 @@ elf_symtab_read (struct objfile *objfile, int dynamic,
symaddr = sym->value;
if (symaddr == 0)
continue;
symaddr += offset;
/* sym->section is the undefined section. However, we want to
record the section where the PLT stub resides with the
minimal symbol. Search the section table for the one that
covers the stub's address. */
for (sect = abfd->sections; sect != NULL; sect = sect->next)
{
if ((bfd_get_section_flags (abfd, sect) & SEC_ALLOC) == 0)
continue;
if (symaddr >= bfd_get_section_vma (abfd, sect)
&& symaddr < bfd_get_section_vma (abfd, sect)
+ bfd_get_section_size (sect))
break;
}
if (!sect)
continue;
symaddr += ANOFFSET (objfile->section_offsets, sect->index);
msym = record_minimal_symbol
((char *) sym->name, symaddr,
mst_solib_trampoline, sym->section, objfile);
((char *) sym->name, symaddr, mst_solib_trampoline, sect, objfile);
if (msym != NULL)
msym->filename = filesymname;
continue;