if (reg >= 32 && reg <= 85)
return HPPA_FP4_REGNUM + (reg - 32);
- warning ("Unmapped DWARF Register #%d encountered\n", reg);
+ warning (_("Unmapped DWARF Register #%d encountered."), reg);
return -1;
}
#endif
{
char buf[4];
- read_memory_nobpt (npc, buf, 4);
+ deprecated_read_memory_nobpt (npc, buf, 4);
insn[i] = extract_unsigned_integer (buf, 4);
if ((insn[i] & pattern[i].mask) == pattern[i].data)
npc += 4;
return 1;
}
+/* The relaxed version of the insn matcher allows us to match from somewhere
+ inside the pattern, by looking backwards in the instruction scheme. */
+static int
+insns_match_pattern_relaxed (CORE_ADDR pc,
+ struct insn_pattern *pattern,
+ unsigned int *insn)
+{
+ int pat_len = 0;
+ int offset;
+
+ while (pattern[pat_len].mask)
+ pat_len++;
+
+ for (offset = 0; offset < pat_len; offset++)
+ {
+ if (insns_match_pattern (pc - offset * 4,
+ pattern, insn))
+ return 1;
+ }
+
+ return 0;
+}
+
static int
hppa_linux_in_dyncall (CORE_ADDR pc)
{
- return pc == hppa_symbol_address("$$dyncall");
+ struct unwind_table_entry *u;
+ u = find_unwind_entry (hppa_symbol_address ("$$dyncall"));
+
+ if (!u)
+ return 0;
+
+ return pc >= u->region_start && pc <= u->region_end;
}
/* There are several kinds of "trampolines" that we need to deal with:
{
unsigned int insn[HPPA_MAX_INSN_PATTERN_LEN];
int r;
+ struct unwind_table_entry *u;
+
+ /* on hppa-linux, linker stubs have no unwind information. Since the pattern
+ matching for linker stubs can be quite slow, we try to avoid it if
+ we can. */
+ u = find_unwind_entry (pc);
r = in_plt_section (pc, name)
|| hppa_linux_in_dyncall (pc)
- || insns_match_pattern (pc, hppa_import_stub, insn)
- || insns_match_pattern (pc, hppa_import_pic_stub, insn)
- || insns_match_pattern (pc, hppa_long_branch_stub, insn)
- || insns_match_pattern (pc, hppa_long_branch_pic_stub, insn);
+ || (u == NULL
+ && (insns_match_pattern_relaxed (pc, hppa_import_stub, insn)
+ || insns_match_pattern_relaxed (pc, hppa_import_pic_stub, insn)
+ || insns_match_pattern_relaxed (pc, hppa_long_branch_stub, insn)
+ || insns_match_pattern_relaxed (pc, hppa_long_branch_pic_stub, insn)));
return r;
}
}
else
{
- error ("Cannot resolve plt stub at 0x%s\n",
+ error (_("Cannot resolve plt stub at 0x%s."),
paddr_nz (pc));
pc = 0;
}
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
- set_gdbarch_in_solib_call_trampoline
- (gdbarch, hppa_linux_in_solib_call_trampoline);
+ tdep->in_solib_call_trampoline = hppa_linux_in_solib_call_trampoline;
set_gdbarch_skip_trampoline_code
(gdbarch, hppa_linux_skip_trampoline_code);
frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
frame_base_append_sniffer (gdbarch, dwarf2_frame_base_sniffer);
#endif
+
+ /* Enable TLS support. */
+ set_gdbarch_fetch_tls_load_module_address (gdbarch,
+ svr4_fetch_objfile_link_map);
}
void