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include/elf/

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* internal.h (ELF_TBSS_SPECIAL): New macro, extracted from..
	(ELF_SECTION_SIZE): ..here.
	(ELF_SECTION_IN_SEGMENT_1): Add "strict" arg.
	(ELF_SECTION_IN_SEGMENT_STRICT): New macro.
bfd/
	* elf.c (assign_file_positions_for_load_sections): Check that
	zero size sections are allocated in segments too.
	(assign_file_positions_for_non_load_sections): Warn if zero
	size alloc sections are found here.
	(copy_elf_program_header): Don't drop zero size sections from
	segment map.
	(copy_private_bfd_data): Check for changes in zero size sections.
binutils/
	* readelf.c (process_program_headers): Don't ignore all zero size
	sections.
ld/testsuite/
	* ld-powerpc/tlsexe.r: Update.
	* ld-powerpc/tlsexetoc.r: Update.
	* ld-powerpc/tlsso.r: Update.
	* ld-powerpc/tlstocso.r: Update.
This commit is contained in:
Alan Modra
2010-07-20 14:08:32 +00:00
parent ad34eb2f7c
commit f463846733
11 changed files with 81 additions and 39 deletions
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25
bfd/elf.c
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@@ -4589,8 +4589,7 @@ assign_file_positions_for_load_sections (bfd *abfd,
sec = m->sections[i];
this_hdr = &(elf_section_data(sec)->this_hdr);
if (this_hdr->sh_size != 0
&& !ELF_SECTION_IN_SEGMENT_1 (this_hdr, p, check_vma))
if (!ELF_SECTION_IN_SEGMENT_1 (this_hdr, p, check_vma, 0))
{
(*_bfd_error_handler)
(_("%B: section `%A' can't be allocated in segment %d"),
@@ -4640,13 +4639,12 @@ assign_file_positions_for_non_load_sections (bfd *abfd,
BFD_ASSERT (hdr->sh_offset == hdr->bfd_section->filepos);
else if ((hdr->sh_flags & SHF_ALLOC) != 0)
{
if (hdr->sh_size != 0)
((*_bfd_error_handler)
(_("%B: warning: allocated section `%s' not in segment"),
abfd,
(hdr->bfd_section == NULL
? "*unknown*"
: hdr->bfd_section->name)));
(*_bfd_error_handler)
(_("%B: warning: allocated section `%s' not in segment"),
abfd,
(hdr->bfd_section == NULL
? "*unknown*"
: hdr->bfd_section->name));
/* We don't need to page align empty sections. */
if ((abfd->flags & D_PAGED) != 0 && hdr->sh_size != 0)
off += vma_page_aligned_bias (hdr->sh_addr, off,
@@ -5868,8 +5866,7 @@ copy_elf_program_header (bfd *ibfd, bfd *obfd)
section = section->next)
{
this_hdr = &(elf_section_data(section)->this_hdr);
if (this_hdr->sh_size != 0
&& ELF_SECTION_IN_SEGMENT (this_hdr, segment))
if (ELF_SECTION_IN_SEGMENT (this_hdr, segment))
{
if (!first_section)
first_section = lowest_section = section;
@@ -5948,8 +5945,7 @@ copy_elf_program_header (bfd *ibfd, bfd *obfd)
section = section->next)
{
this_hdr = &(elf_section_data(section)->this_hdr);
if (this_hdr->sh_size != 0
&& ELF_SECTION_IN_SEGMENT (this_hdr, segment))
if (ELF_SECTION_IN_SEGMENT (this_hdr, segment))
{
map->sections[isec++] = section->output_section;
if (isec == section_count)
@@ -6026,8 +6022,7 @@ copy_private_bfd_data (bfd *ibfd, bfd *obfd)
/* Check if this section is covered by the segment. */
this_hdr = &(elf_section_data(section)->this_hdr);
if (this_hdr->sh_size != 0
&& ELF_SECTION_IN_SEGMENT (this_hdr, segment))
if (ELF_SECTION_IN_SEGMENT (this_hdr, segment))
{
/* FIXME: Check if its output section is changed or
removed. What else do we need to check? */