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* aoutx.h (aout_link_write_symbols): Don't apply discard_l to

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debugging symbols.
Mentioned in PR 11540.
This commit is contained in:
Ian Lance Taylor 1997-01-31 19:08:31 +00:00
parent 966be3480a
commit 167dc907f2
2 changed files with 69 additions and 14 deletions
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5
bfd/ChangeLog
View File

@ -1,3 +1,8 @@
Fri Jan 31 14:07:27 1997 Ian Lance Taylor <ian@cygnus.com>
* aoutx.h (aout_link_write_symbols): Don't apply discard_l to
debugging symbols.
Wed Jan 29 00:00:49 1997 Jeffrey A Law (law@cygnus.com)
* elf32-mn10200.c (reloc_type): Add 16bit pc-relative reloc.

78
bfd/aoutx.h
View File

@ -449,7 +449,7 @@ NAME(aout,some_aout_object_p) (abfd, execp, callback_to_real_object_p)
execp = abfd->tdata.aout_data->a.hdr;
/* Set the file flags */
abfd->flags = NO_FLAGS;
abfd->flags = BFD_NO_FLAGS;
if (execp->a_drsize || execp->a_trsize)
abfd->flags |= HAS_RELOC;
/* Setting of EXEC_P has been deferred to the bottom of this function */
@ -748,12 +748,6 @@ NAME(aout,machine_type) (arch, machine, unknown)
*unknown = false;
break;
/* start-sanitize-rce */
case bfd_arch_rce:
arch_flags = M_RCE;
break;
/* end-sanitize-rce */
default:
arch_flags = M_UNKNOWN;
}
@ -1589,8 +1583,9 @@ translate_to_native_sym_flags (abfd, cache_ptr, sym_pointer)
/* This case occurs, e.g., for the *DEBUG* section of a COFF
file. */
(*_bfd_error_handler)
("%s: can not represent section `%s' in a.out object file format",
bfd_get_filename (abfd), bfd_get_section_name (abfd, sec));
("%s: can not represent section for symbol `%s' in a.out object file format",
bfd_get_filename (abfd),
cache_ptr->name != NULL ? cache_ptr->name : "*unknown*");
bfd_set_error (bfd_error_nonrepresentable_section);
return false;
}
@ -2677,7 +2672,49 @@ NAME(aout,find_nearest_line)
aout_symbol_type *q = (aout_symbol_type *)(*p);
next:
switch (q->type){
case N_TEXT:
/* If this looks like a file name symbol, and it comes after
the line number we have found so far, but before the
offset, then we have probably not found the right line
number. */
if (q->symbol.value <= offset
&& ((q->symbol.value > low_line_vma
&& (line_file_name != NULL
|| *line_ptr != 0))
|| (q->symbol.value > low_func_vma
&& func != NULL)))
{
const char *symname;
symname = q->symbol.name;
if (strcmp (symname + strlen (symname) - 2, ".o") == 0)
{
if (q->symbol.value > low_line_vma)
{
*line_ptr = 0;
line_file_name = NULL;
}
if (q->symbol.value > low_func_vma)
func = NULL;
}
}
break;
case N_SO:
/* If this symbol is less than the offset, but greater than
the line number we have found so far, then we have not
found the right line number. */
if (q->symbol.value <= offset)
{
if (q->symbol.value > low_line_vma)
{
*line_ptr = 0;
line_file_name = NULL;
}
if (q->symbol.value > low_func_vma)
func = NULL;
}
main_file_name = current_file_name = q->symbol.name;
/* Look ahead to next symbol to check if that too is an N_SO. */
p++;
@ -4225,7 +4262,8 @@ aout_link_write_symbols (finfo, input_bfd)
case discard_none:
break;
case discard_l:
if (*name == *finfo->info->lprefix
if ((type & N_STAB) == 0
&& *name == *finfo->info->lprefix
&& (finfo->info->lprefix_len == 1
|| strncmp (name, finfo->info->lprefix,
finfo->info->lprefix_len) == 0))
@ -5048,12 +5086,20 @@ aout_link_input_section_ext (finfo, input_bfd, input_section, relocs,
{
/* We are generating a relocateable output file, and must
modify the reloc accordingly. */
if (r_extern)
if (r_extern
|| r_type == RELOC_BASE10
|| r_type == RELOC_BASE13
|| r_type == RELOC_BASE22)
{
/* If we know the symbol this relocation is against,
convert it into a relocation against a section. This
is what the native linker does. */
h = sym_hashes[r_index];
if (r_type == RELOC_BASE10
|| r_type == RELOC_BASE13
|| r_type == RELOC_BASE22)
h = NULL;
else
h = sym_hashes[r_index];
if (h != (struct aout_link_hash_entry *) NULL
&& (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak))
@ -5169,8 +5215,12 @@ aout_link_input_section_ext (finfo, input_bfd, input_section, relocs,
}
/* As described above, we must always adjust a PC relative
reloc by the change in VMA of the source. */
if (howto_table_ext[r_type].pc_relative)
reloc by the change in VMA of the source. However, if
pcrel_offset is set, then the addend does not include the
location within the section, in which case we don't need
to adjust anything. */
if (howto_table_ext[r_type].pc_relative
&& ! howto_table_ext[r_type].pcrel_offset)
relocation -= (input_section->output_section->vma
+ input_section->output_offset
- input_section->vma);