diff options
Diffstat (limited to 'bfd/elfxx-aarch64.c')
-rw-r--r-- | bfd/elfxx-aarch64.c | 41 |
1 files changed, 37 insertions, 4 deletions
diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c index 9d4aa8fb20..83812e9c9e 100644 --- a/bfd/elfxx-aarch64.c +++ b/bfd/elfxx-aarch64.c @@ -548,7 +548,18 @@ _bfd_aarch64_elf_add_symbol_hook (bfd *abfd, struct bfd_link_info *info, return TRUE; } -/* Support for core dump NOTE sections. */ +/* Support for core dump NOTE sections. + + note->descsz should be the size of elf_prstatus, defined in + usr/include/linux/elfcore.h. The size is 352 in ILP32 mode + and 392 in LP64 mode. elf_tdata (abfd)->core->signal is set from the + pr_cursig field of elf_prstatus which is at an offset of 12 in the + elf_prstatus structure in both ILP32 and LP64 modes. + + elf_tdata (abfd)->core->lwpid is set from the pr_pid field of the + elf_prstatus structure. It has an offset of 24 in ILP32 mode and + 32 in LP64 mode due to two long fields in the structure that are in + front of the pr_pid field. */ bfd_boolean _bfd_aarch64_elf_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) @@ -561,14 +572,27 @@ _bfd_aarch64_elf_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) default: return FALSE; - case 392: /* sizeof(struct elf_prstatus) on Linux/arm64. */ + case 352: /* sizeof(struct elf_prstatus) on Linux/aarch64 ilp32. */ + /* pr_cursig */ + elf_tdata (abfd)->core->signal + = bfd_get_16 (abfd, note->descdata + 12); + + /* pr_pid */ + elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24); + + /* pr_reg */ + offset = 72; + size = 272; + + break; + + case 392: /* sizeof(struct elf_prstatus) on Linux/aarch64. */ /* pr_cursig */ elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); /* pr_pid */ - elf_tdata (abfd)->core->lwpid - = bfd_get_32 (abfd, note->descdata + 32); + elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 32); /* pr_reg */ offset = 112; @@ -590,12 +614,21 @@ _bfd_aarch64_elf_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) default: return FALSE; + case 124: /* sizeof(struct elf_prpsinfo) on Linux/aarch64 ilp32. */ + elf_tdata (abfd)->core->pid = bfd_get_32 (abfd, note->descdata + 12); + elf_tdata (abfd)->core->program + = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16); + elf_tdata (abfd)->core->command + = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80); + break; + case 136: /* This is sizeof(struct elf_prpsinfo) on Linux/aarch64. */ elf_tdata (abfd)->core->pid = bfd_get_32 (abfd, note->descdata + 24); 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); + break; } /* Note that for some reason, a spurious space is tacked |