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* ldlang.c (lang_add_section): Distinguish ELF treatment of NOLOAD. 

(map_input_to_output_sections): Likewise.
	(lang_size_sections_1): Likewise.
	(IGNORE_SECTION): Don't test SEC_NEVER_LOAD.
	(lang_check_section_addresses): Likewise.
This commit is contained in:
Alan Modra 2010-11-05 05:56:53 +00:00
parent 7cdfa31841
commit f4eaaf7fce
2 changed files with 27 additions and 19 deletions
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8
ld/ChangeLog
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@ -1,3 +1,11 @@
2010-11-05 Alan Modra <amodra@gmail.com>
* ldlang.c (lang_add_section): Distinguish ELF treatment of NOLOAD.
(map_input_to_output_sections): Likewise.
(lang_size_sections_1): Likewise.
(IGNORE_SECTION): Don't test SEC_NEVER_LOAD.
(lang_check_section_addresses): Likewise.
2010-11-04 Kai Tietz <kai.tietz@onevision.com>
* scripttempl/pe.sc (.debug_types): New.

38
ld/ldlang.c
View File

@ -2250,16 +2250,14 @@ lang_add_section (lang_statement_list_type *ptr,
case noload_section:
flags &= ~SEC_LOAD;
flags |= SEC_NEVER_LOAD;
if (((bfd_get_flavour (section->owner)
== bfd_target_ecoff_flavour)
|| (bfd_get_flavour (section->owner)
== bfd_target_coff_flavour)))
{
if ((flags & (SEC_COFF_SHARED_LIBRARY | SEC_DEBUGGING)) == 0)
flags &= ~SEC_HAS_CONTENTS;
}
else
/* Unfortunately GNU ld has managed to evolve two different
meanings to NOLOAD in scripts. ELF gets a .bss style noload,
alloc, no contents section. All others get a noload, noalloc
section. */
if (bfd_get_flavour (link_info.output_bfd) == bfd_target_elf_flavour)
flags &= ~SEC_HAS_CONTENTS;
else
flags &= ~SEC_ALLOC;
break;
}
@ -3571,7 +3569,11 @@ map_input_to_output_sections
flags = SEC_HAS_CONTENTS;
break;
case noload_section:
flags = SEC_NEVER_LOAD;
if (bfd_get_flavour (link_info.output_bfd)
== bfd_target_elf_flavour)
flags = SEC_NEVER_LOAD | SEC_ALLOC;
else
flags = SEC_NEVER_LOAD | SEC_HAS_CONTENTS;
break;
}
if (os->bfd_section == NULL)
@ -4633,13 +4635,9 @@ sort_sections_by_lma (const void *arg1, const void *arg2)
return 0;
}
/* On ELF, a debugging section must never set SEC_NEVER_LOAD, as no output
would be written for it. So the combination of debugging and never-load
is something which can only happen for pe-coff and must not be ignored. */
#define IGNORE_SECTION(s) \
((s->flags & (SEC_NEVER_LOAD | SEC_DEBUGGING)) == SEC_NEVER_LOAD \
|| (s->flags & SEC_ALLOC) == 0 \
|| ((s->flags & SEC_THREAD_LOCAL) != 0 \
((s->flags & SEC_ALLOC) == 0 \
|| ((s->flags & SEC_THREAD_LOCAL) != 0 \
&& (s->flags & SEC_LOAD) == 0))
/* Check to see if any allocated sections overlap with other allocated
@ -4671,8 +4669,7 @@ lang_check_section_addresses (void)
for (s = link_info.output_bfd->sections; s != NULL; s = s->next)
{
/* Only consider loadable sections with real contents. */
if ((s->flags & (SEC_NEVER_LOAD | SEC_DEBUGGING)) == SEC_NEVER_LOAD
|| !(s->flags & SEC_LOAD)
if (!(s->flags & SEC_LOAD)
|| !(s->flags & SEC_ALLOC)
|| s->size == 0)
continue;
@ -5251,7 +5248,10 @@ lang_size_sections_1
should have space allocated to it, unless the
user has explicitly stated that the section
should not be allocated. */
if (output_section_statement->sectype != noalloc_section)
if (output_section_statement->sectype != noalloc_section
&& (output_section_statement->sectype != noload_section
|| (bfd_get_flavour (link_info.output_bfd)
== bfd_target_elf_flavour)))
output_section_statement->bfd_section->flags |= SEC_ALLOC;
}
dot = newdot;