static int
find_proc_info (unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
int need_unwind_info, void *arg)
{
unw_dyn_info_t di;
int ret;
if (get_unwind_info (&di, as, ip) < 0)
return -UNW_ENOINFO;
#ifdef UNWIND_DEBUG
fprintf(stderr, "find_proc_info()\n\tip=%llx, [0x%llx-0x%llx)\n"
"\tgp=0x%llx segbase=0x%llx\n"
"\ttable=%p, table_len=%llu\n",
(long long) ip,
(long long) di.start_ip, (long long) di.end_ip,
(long long) di.gp, (long long) di.u.ti.segbase,
di.u.ti.table_data, (long long) di.u.ti.table_len);
#endif
ret = _Uia64_search_unwind_table (as, ip, &di, pi, need_unwind_info, arg);
#ifdef UNWIND_DEBUG
fprintf (stderr, " %llx-%llx gp=%llx info=%p sz=%d ret=%d\n",
pi->start_ip, pi->end_ip, pi->gp, pi->unwind_info,
pi->unwind_info_size, ret);
#endif
return ret;
}
static int
remote_find_proc_info (unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
int need_unwind_info, void *arg)
{
Debug (3, "called, as %p, ip 0x%llx, need_unwind_info %d\n", as, (long long) ip, need_unwind_info);
unw_fuchsia_info_t* cxt = arg;
int ret;
ret = get_unwind_info (cxt, as, ip);
if (ret < 0)
{
Debug (3, "get_unwind_info failed: %d\n", ret);
return -UNW_ENOINFO;
}
ret = -UNW_ENOINFO;
if (ret == -UNW_ENOINFO && cxt->edi.di_cache.format != -1)
ret = dwarf_search_unwind_table (as, ip, &cxt->edi.di_cache, pi,
need_unwind_info, arg);
if (ret == -UNW_ENOINFO && cxt->edi.di_debug.format != -1)
ret = dwarf_search_unwind_table (as, ip, &cxt->edi.di_debug, pi,
need_unwind_info, arg);
Debug (3, "returning %d\n", ret);
return ret;
}
int
_UPT_find_proc_info (unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
int need_unwind_info, void *arg)
{
struct UPT_info *ui = arg;
int ret = -UNW_ENOINFO;
if (get_unwind_info (&ui->edi, ui->pid, as, ip, arg) < 0)
return -UNW_ENOINFO;
#if UNW_TARGET_IA64
if (ui->edi.ktab.format != -1)
{
/* The kernel unwind table resides in local memory, so we have
to use the local address space to search it. Since
_UPT_put_unwind_info() has no easy way of detecting this
case, we simply make a copy of the unwind-info, so
_UPT_put_unwind_info() can always free() the unwind-info
without ill effects. */
ret = tdep_search_unwind_table (unw_local_addr_space, ip, &ui->edi.ktab, pi,
need_unwind_info, arg);
if (ret >= 0)
{
if (!need_unwind_info)
pi->unwind_info = NULL;
else
{
void *mem = malloc (pi->unwind_info_size);
if (!mem)
return -UNW_ENOMEM;
memcpy (mem, pi->unwind_info, pi->unwind_info_size);
pi->unwind_info = mem;
}
}
}
#endif
if (ret == -UNW_ENOINFO && ui->edi.di_cache.format != -1)
ret = tdep_search_unwind_table (as, ip, &ui->edi.di_cache,
pi, need_unwind_info, arg);
#if UNW_TARGET_ARM
if (ret == -UNW_ENOINFO && ui->edi.di_arm.format != -1)
ret = tdep_search_unwind_table (as, ip, &ui->edi.di_arm, pi,
need_unwind_info, arg);
#endif
if (ret == -UNW_ENOINFO && ui->edi.di_debug.format != -1)
ret = tdep_search_unwind_table (as, ip, &ui->edi.di_debug, pi,
need_unwind_info, arg);
return ret;
}
