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Add n64 core file support for Linux/MIPS.

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This commit is contained in:
Kevin Buettner 2002-12-05 05:04:00 +00:00
parent c10d9d8fc3
commit d0112f7353
2 changed files with 78 additions and 0 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2002-12-04 Kevin Buettner <kevinb@redhat.com>
* elf64-mips.c (elf64_mips_grok_prstatus, elf64_mips_grok_psinfo):
New functions.
(elf_backend_grok_prstatus, elf_backend_grok_psinfo): Define.
2002-12-04 David Mosberger <davidm@hpl.hp.com>
* cpu-ia64-opc.c: Add operand constant "ar.csd".

72
bfd/elf64-mips.c
View file

@ -125,6 +125,10 @@ static bfd_boolean mips_elf64_object_p
PARAMS ((bfd *));
static irix_compat_t elf64_mips_irix_compat
PARAMS ((bfd *));
static bfd_boolean elf64_mips_grok_prstatus
PARAMS ((bfd *, Elf_Internal_Note *));
static bfd_boolean elf64_mips_grok_psinfo
PARAMS ((bfd *, Elf_Internal_Note *));
extern const bfd_target bfd_elf64_bigmips_vec;
extern const bfd_target bfd_elf64_littlemips_vec;
@ -2529,6 +2533,71 @@ elf64_mips_irix_compat (abfd)
return ict_none;
}
/* Support for core dump NOTE sections. */
static bfd_boolean
elf64_mips_grok_prstatus (abfd, note)
bfd *abfd;
Elf_Internal_Note *note;
{
int offset;
unsigned int raw_size;
switch (note->descsz)
{
default:
return FALSE;
case 480: /* Linux/MIPS - N64 kernel */
/* pr_cursig */
elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
/* pr_pid */
elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 32);
/* pr_reg */
offset = 112;
raw_size = 360;
break;
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg",
raw_size, note->descpos + offset);
}
static bfd_boolean
elf64_mips_grok_psinfo (abfd, note)
bfd *abfd;
Elf_Internal_Note *note;
{
switch (note->descsz)
{
default:
return FALSE;
case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */
elf_tdata (abfd)->core_program
= _bfd_elfcore_strndup (abfd, note->descdata + 40, 16);
elf_tdata (abfd)->core_command
= _bfd_elfcore_strndup (abfd, note->descdata + 56, 80);
}
/* Note that for some reason, a spurious space is tacked
onto the end of the args in some (at least one anyway)
implementations, so strip it off if it exists. */
{
char *command = elf_tdata (abfd)->core_command;
int n = strlen (command);
if (0 < n && command[n - 1] == ' ')
command[n - 1] = '\0';
}
return TRUE;
}
/* ECOFF swapping routines. These are used when dealing with the
.mdebug section, which is in the ECOFF debugging format. */
static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap =
@ -2659,6 +2728,9 @@ const struct elf_size_info mips_elf64_size_info =
#define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap
#define elf_backend_size_info mips_elf64_size_info
#define elf_backend_grok_prstatus elf64_mips_grok_prstatus
#define elf_backend_grok_psinfo elf64_mips_grok_psinfo
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
#define elf_backend_plt_header_size 0