yggdrasil/binutils-gdb
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

* elf.c (_bfd_elf_find_segment_containing_section): New function:

Browse Source 
Scan the segment map looking for the segment containing a
  specified function.
* elf-bfd.h: Prototype the new function.
* elf-hppa.h (elf_hppa_osec_to_segment): Delete.
  (elf_hppa_record_segment_addrs): Use new function.
* elf32-bfin.c (_bfdfdpic_osec_to_segment): Use new function.
* elf32-frv.c (_frvfdpic_osec_to_segment): Use new function.
* elf32-hppa.c (hppa_record_segment_addr): Use new function.
* elfxx-ia64.c (elfNN_ia64_relocate_section): Use new function.
This commit is contained in:
Nick Clifton 2007-12-31 11:01:54 +00:00
parent 4d21221c08
commit 2ea37f1c66
8 changed files with 59 additions and 90 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
bfd/ChangeLog
View File

@ -1,3 +1,16 @@
2007-12-31 Nick Clifton <nickc@redhat.com>
* elf.c (_bfd_elf_find_segment_containing_section): New function:
Scan the segment map looking for the segment containing a
specified function.
* elf-bfd.h: Prototype the new function.
* elf-hppa.h (elf_hppa_osec_to_segment): Delete.
(elf_hppa_record_segment_addrs): Use new function.
* elf32-bfin.c (_bfdfdpic_osec_to_segment): Use new function.
* elf32-frv.c (_frvfdpic_osec_to_segment): Use new function.
* elf32-hppa.c (hppa_record_segment_addr): Use new function.
* elfxx-ia64.c (elfNN_ia64_relocate_section): Use new function.
2007-12-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR binutils/5146

3
bfd/elf-bfd.h
View File

@ -2076,6 +2076,9 @@ extern bfd_boolean _bfd_elf_map_sections_to_segments
extern bfd_boolean _bfd_elf_is_function_type (unsigned int);
extern Elf_Internal_Phdr * _bfd_elf_find_segment_containing_section
(bfd * abfd, asection * section);
/* Exported interface for writing elf corefile notes. */
extern char *elfcore_write_note
(bfd *, char *, int *, const char *, int, const void *, int);

37
bfd/elf-hppa.h
View File

@ -1088,35 +1088,6 @@ elf_hppa_fake_sections (bfd *abfd, Elf_Internal_Shdr *hdr, asection *sec)
return TRUE;
}
/* Find the segment number in which OSEC, and output section, is
located. */
static unsigned
elf_hppa_osec_to_segment (bfd *output_bfd, asection *osec)
{
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
/* Find the segment that contains the output_section. */
for (m = elf_tdata (output_bfd)->segment_map,
p = elf_tdata (output_bfd)->phdr;
m != NULL;
m = m->next, p++)
{
int i;
for (i = m->count - 1; i >= 0; i--)
if (m->sections[i] == osec)
break;
if (i >= 0)
break;
}
BFD_ASSERT (m);
return p - elf_tdata (output_bfd)->phdr;
}
static void
elf_hppa_final_write_processing (bfd *abfd,
bfd_boolean linker ATTRIBUTE_UNUSED)
@ -1337,8 +1308,12 @@ elf_hppa_record_segment_addrs (bfd *abfd,
if ((section->flags & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
{
unsigned seg = elf_hppa_osec_to_segment (abfd, section->output_section);
bfd_vma value = elf_tdata (abfd)->phdr[seg].p_vaddr;
bfd_vma value;
Elf_Internal_Phdr *p;
p = _bfd_elf_find_segment_containing_section (abfd, section->output_section);
BFD_ASSERT (p != NULL);
value = p->p_vaddr;
if (section->flags & SEC_READONLY)
{

23
bfd/elf.c
View File

@ -3426,6 +3426,29 @@ get_program_header_size (bfd *abfd, struct bfd_link_info *info)
return segs * bed->s->sizeof_phdr;
}
/* Find the segment that contains the output_section of section. */
Elf_Internal_Phdr *
_bfd_elf_find_segment_containing_section (bfd * abfd, asection * section)
{
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
for (m = elf_tdata (abfd)->segment_map,
p = elf_tdata (abfd)->phdr;
m != NULL;
m = m->next, p++)
{
int i;
for (i = m->count - 1; i >= 0; i--)
if (m->sections[i] == section)
return p;
}
return NULL;
}
/* Create a mapping from a set of sections to a program segment. */
static struct elf_segment_map *

21
bfd/elf32-bfin.c
View File

@ -1497,26 +1497,9 @@ _bfinfdpic_add_rofixup (bfd *output_bfd, asection *rofixup, bfd_vma offset,
static unsigned
_bfinfdpic_osec_to_segment (bfd *output_bfd, asection *osec)
{
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
Elf_Internal_Phdr *p = _bfd_elf_find_segment_containing_section (output_bfd, osec);
/* Find the segment that contains the output_section. */
for (m = elf_tdata (output_bfd)->segment_map,
p = elf_tdata (output_bfd)->phdr;
m != NULL;
m = m->next, p++)
{
int i;
for (i = m->count - 1; i >= 0; i--)
if (m->sections[i] == osec)
break;
if (i >= 0)
break;
}
return p - elf_tdata (output_bfd)->phdr;
return (p != NULL) ? p - elf_tdata (output_bfd)->phdr : -1;
}
inline static bfd_boolean

21
bfd/elf32-frv.c
View File

@ -1341,26 +1341,9 @@ _frvfdpic_add_rofixup (bfd *output_bfd, asection *rofixup, bfd_vma offset,
static unsigned
_frvfdpic_osec_to_segment (bfd *output_bfd, asection *osec)
{
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
Elf_Internal_Phdr *p = _bfd_elf_find_segment_containing_section (output_bfd, osec);
/* Find the segment that contains the output_section. */
for (m = elf_tdata (output_bfd)->segment_map,
p = elf_tdata (output_bfd)->phdr;
m != NULL;
m = m->next, p++)
{
int i;
for (i = m->count - 1; i >= 0; i--)
if (m->sections[i] == osec)
break;
if (i >= 0)
break;
}
return p - elf_tdata (output_bfd)->phdr;
return (p != NULL) ? p - elf_tdata (output_bfd)->phdr : -1;
}
inline static bfd_boolean

12
bfd/elf32-hppa.c
View File

@ -3256,9 +3256,7 @@ elf32_hppa_final_link (bfd *abfd, struct bfd_link_info *info)
/* Record the lowest address for the data and text segments. */
static void
hppa_record_segment_addr (bfd *abfd,
asection *section,
void *data)
hppa_record_segment_addr (bfd *abfd, asection *section, void *data)
{
struct elf32_hppa_link_hash_table *htab;
@ -3266,8 +3264,12 @@ hppa_record_segment_addr (bfd *abfd,
if ((section->flags & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
{
unsigned seg = elf_hppa_osec_to_segment (abfd, section->output_section);
bfd_vma value = elf_tdata (abfd)->phdr[seg].p_vaddr;
bfd_vma value;
Elf_Internal_Phdr *p;
p = _bfd_elf_find_segment_containing_section (abfd, section->output_section);
BFD_ASSERT (p != NULL);
value = p->p_vaddr;
if ((section->flags & SEC_READONLY) != 0)
{

19
bfd/elfxx-ia64.c
View File

@ -4894,24 +4894,11 @@ elfNN_ia64_relocate_section (bfd *output_bfd,
case R_IA64_SEGREL64MSB:
case R_IA64_SEGREL64LSB:
{
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
/* Find the segment that contains the output_section. */
for (m = elf_tdata (output_bfd)->segment_map,
p = elf_tdata (output_bfd)->phdr;
m != NULL;
m = m->next, p++)
{
int i;
for (i = m->count - 1; i >= 0; i--)
if (m->sections[i] == input_section->output_section)
break;
if (i >= 0)
break;
}
Elf_Internal_Phdr *p = _bfd_elf_find_segment_containing_section
(input_bfd, input_section->output_section);
if (m == NULL)
if (p == NULL)
{
r = bfd_reloc_notsupported;
}