diff options
Diffstat (limited to 'gdb/hppa-linux-tdep.c')
| -rw-r--r-- | gdb/hppa-linux-tdep.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/gdb/hppa-linux-tdep.c b/gdb/hppa-linux-tdep.c index 295635a..50b8bd3 100644 --- a/gdb/hppa-linux-tdep.c +++ b/gdb/hppa-linux-tdep.c @@ -87,10 +87,11 @@ static struct insn_pattern hppa_sigtramp[] = { When the match is successful, fill INSN[i] with what PATTERN[i] matched. */ static int -insns_match_pattern (CORE_ADDR pc, +insns_match_pattern (struct gdbarch *gdbarch, CORE_ADDR pc, struct insn_pattern *pattern, unsigned int *insn) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int i; CORE_ADDR npc = pc; @@ -99,7 +100,7 @@ insns_match_pattern (CORE_ADDR pc, char buf[4]; target_read_memory (npc, buf, 4); - insn[i] = extract_unsigned_integer (buf, 4); + insn[i] = extract_unsigned_integer (buf, 4, byte_order); if ((insn[i] & pattern[i].mask) == pattern[i].data) npc += 4; else @@ -130,7 +131,7 @@ insns_match_pattern (CORE_ADDR pc, Note that with a 2.4 64-bit kernel, the signal context is not properly passed back to userspace so the unwind will not work correctly. */ static CORE_ADDR -hppa_linux_sigtramp_find_sigcontext (CORE_ADDR pc) +hppa_linux_sigtramp_find_sigcontext (struct gdbarch *gdbarch, CORE_ADDR pc) { unsigned int dummy[HPPA_MAX_INSN_PATTERN_LEN]; int offs = 0; @@ -154,7 +155,8 @@ hppa_linux_sigtramp_find_sigcontext (CORE_ADDR pc) for (try = 0; try < ARRAY_SIZE (pcoffs); try++) { - if (insns_match_pattern (sp + pcoffs[try], hppa_sigtramp, dummy)) + if (insns_match_pattern (gdbarch, sp + pcoffs[try], + hppa_sigtramp, dummy)) { offs = sfoffs[try]; break; @@ -163,7 +165,7 @@ hppa_linux_sigtramp_find_sigcontext (CORE_ADDR pc) if (offs == 0) { - if (insns_match_pattern (pc, hppa_sigtramp, dummy)) + if (insns_match_pattern (gdbarch, pc, hppa_sigtramp, dummy)) { /* sigaltstack case: we have no way of knowing which offset to use in this case; default to new kernel handling. If this is @@ -209,7 +211,7 @@ hppa_linux_sigtramp_frame_unwind_cache (struct frame_info *this_frame, info->saved_regs = trad_frame_alloc_saved_regs (this_frame); pc = get_frame_pc (this_frame); - scptr = hppa_linux_sigtramp_find_sigcontext (pc); + scptr = hppa_linux_sigtramp_find_sigcontext (gdbarch, pc); /* structure of struct sigcontext: @@ -299,9 +301,10 @@ hppa_linux_sigtramp_frame_sniffer (const struct frame_unwind *self, struct frame_info *this_frame, void **this_prologue_cache) { + struct gdbarch *gdbarch = get_frame_arch (this_frame); CORE_ADDR pc = get_frame_pc (this_frame); - if (hppa_linux_sigtramp_find_sigcontext (pc)) + if (hppa_linux_sigtramp_find_sigcontext (gdbarch, pc)) return 1; return 0; @@ -328,6 +331,7 @@ static const struct frame_unwind hppa_linux_sigtramp_frame_unwind = { static CORE_ADDR hppa_linux_find_global_pointer (struct gdbarch *gdbarch, struct value *function) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); struct obj_section *faddr_sect; CORE_ADDR faddr; @@ -343,7 +347,7 @@ hppa_linux_find_global_pointer (struct gdbarch *gdbarch, struct value *function) status = target_read_memory (faddr + 4, buf, sizeof (buf)); if (status == 0) - return extract_unsigned_integer (buf, sizeof (buf)); + return extract_unsigned_integer (buf, sizeof (buf), byte_order); } /* If the address is in the plt section, then the real function hasn't @@ -379,7 +383,7 @@ hppa_linux_find_global_pointer (struct gdbarch *gdbarch, struct value *function) status = target_read_memory (addr, buf, sizeof (buf)); if (status != 0) break; - tag = extract_signed_integer (buf, sizeof (buf)); + tag = extract_signed_integer (buf, sizeof (buf), byte_order); if (tag == DT_PLTGOT) { @@ -388,8 +392,8 @@ hppa_linux_find_global_pointer (struct gdbarch *gdbarch, struct value *function) status = target_read_memory (addr + 4, buf, sizeof (buf)); if (status != 0) break; - global_pointer = extract_unsigned_integer (buf, sizeof (buf)); - + global_pointer = extract_unsigned_integer (buf, sizeof (buf), + byte_order); /* The payoff... */ return global_pointer; } |