diff options
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf64-x86-64.c | 73 |
2 files changed, 78 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index f1a700f..528afb4 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2002-05-24 Michal Ludvig <mludvig@suse.cz> + + * elf64-x86-64.c (elf64_x86_64_grok_prstatus): Added. + (elf64_x86_64_grok_psinfo): Added. + 2002-05-24 TAMURA Kent <kent@netbsd.org> * config.bfd: Add a target for i386-netbsdpe. diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c index 30cc29a..66a27db 100644 --- a/bfd/elf64-x86-64.c +++ b/bfd/elf64-x86-64.c @@ -125,6 +125,10 @@ static reloc_howto_type *elf64_x86_64_reloc_type_lookup PARAMS ((bfd *, bfd_reloc_code_real_type)); static void elf64_x86_64_info_to_howto PARAMS ((bfd *, arelent *, Elf64_Internal_Rela *)); +static boolean elf64_x86_64_grok_prstatus + PARAMS ((bfd *, Elf_Internal_Note *)); +static boolean elf64_x86_64_grok_psinfo + PARAMS ((bfd *, Elf_Internal_Note *)); static struct bfd_link_hash_table *elf64_x86_64_link_hash_table_create PARAMS ((bfd *)); static boolean elf64_x86_64_elf_object_p PARAMS ((bfd *abfd)); @@ -208,6 +212,73 @@ elf64_x86_64_info_to_howto (abfd, cache_ptr, dst) BFD_ASSERT (r_type == cache_ptr->howto->type); } +/* Support for core dump NOTE sections. */ +static boolean +elf64_x86_64_grok_prstatus (abfd, note) + bfd *abfd; + Elf_Internal_Note *note; +{ + int offset; + size_t raw_size; + + switch (note->descsz) + { + default: + return false; + + case 336: /* sizeof(istruct elf_prstatus) on Linux/x86_64 */ + /* 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 = 216; + + break; + } + + /* Make a ".reg/999" section. */ + return _bfd_elfcore_make_pseudosection (abfd, ".reg", + raw_size, note->descpos + offset); +} + +static boolean +elf64_x86_64_grok_psinfo (abfd, note) + bfd *abfd; + Elf_Internal_Note *note; +{ + switch (note->descsz) + { + default: + return false; + + case 136: /* sizeof(struct elf_prpsinfo) on Linux/x86_64 */ + 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; +} + /* Functions for the x86-64 ELF linker. */ /* The name of the dynamic interpreter. This is put in the .interp @@ -2228,6 +2299,8 @@ elf64_x86_64_finish_dynamic_sections (output_bfd, info) #define elf_backend_finish_dynamic_symbol elf64_x86_64_finish_dynamic_symbol #define elf_backend_gc_mark_hook elf64_x86_64_gc_mark_hook #define elf_backend_gc_sweep_hook elf64_x86_64_gc_sweep_hook +#define elf_backend_grok_prstatus elf64_x86_64_grok_prstatus +#define elf_backend_grok_psinfo elf64_x86_64_grok_psinfo #define elf_backend_reloc_type_class elf64_x86_64_reloc_type_class #define elf_backend_relocate_section elf64_x86_64_relocate_section #define elf_backend_size_dynamic_sections elf64_x86_64_size_dynamic_sections |