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Code Issues Releases Activity

find_proc_info refactoring

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This commit is contained in:
Alexander Esilevich 2010-07-29 09:21:42 +07:00
parent 14e193cab6
commit 69bfe6f298
1 changed files with 10 additions and 21 deletions
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31
src/dwarf/Gfind_proc_info-lsb.c
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@ -729,7 +729,9 @@ callback (struct dl_phdr_info *info, size_t size, void *ptr)
(long) di->u.ti.segbase, (long) di->u.ti.table_len,
(long) di->gp, (long) di->u.ti.table_data);
err = dwarf_search_unwind_table_local (cb_data->as, cb_data->ip, di, &fde_addr,
err = dwarf_search_unwind_table_local (cb_data->as, cb_data->ip, fdesc,
(unw_word_t) (uintptr_t) info->dlpi_addr,
&fde_addr,
need_unwind_info, cb_data->arg);
if(err < 0)
return err;
@ -854,7 +856,6 @@ remote_lookup (unw_addr_space_t as,
int
dwarf_search_unwind_table_ (unw_addr_space_t as, unw_word_t ip,
unw_word_t start_ip, unw_word_t end_ip,
unw_word_t segbase, size_t table_len,
const struct table_entry *table,
unw_word_t debug_frame_base,
@ -868,8 +869,6 @@ dwarf_search_unwind_table_ (unw_addr_space_t as, unw_word_t ip,
#endif
int ret;
assert (ip >= start_ip && ip < end_ip);
a = unw_get_accessors (as);
#ifndef UNW_REMOTE_ONLY
@ -892,8 +891,8 @@ dwarf_search_unwind_table_ (unw_addr_space_t as, unw_word_t ip,
}
if (!e)
{
Debug (1, "IP %x inside range %x-%x, but no explicit unwind info found\n",
(int) ip, (int) start_ip, (int) end_ip);
Debug (1, "IP %x: no explicit unwind info found\n",
(int) ip);
/* IP is inside this table's range, but there is no explicit
unwind info. */
return -UNW_ENOINFO;
@ -912,13 +911,6 @@ dwarf_search_unwind_table_ (unw_addr_space_t as, unw_word_t ip,
(int) debug_frame_base, (int) fde_addr);
return 0;
// if ((ret = dwarf_extract_proc_info_from_fde (as, a, &fde_addr, pi,
// need_unwind_info,
// debug_frame_base, arg)) < 0)
// return ret;
//
// return 0;
}
@ -934,7 +926,7 @@ dwarf_search_unwind_table_remote (unw_addr_space_t as, unw_word_t ip,
assert (di->format = UNW_INFO_FORMAT_REMOTE_TABLE);
return dwarf_search_unwind_table_ (as, ip, di->start_ip, di->end_ip,
return dwarf_search_unwind_table_ (as, ip,
segbase, table_len,
table, 0,
fde_addr, need_unwind_info, arg);
@ -942,11 +934,10 @@ dwarf_search_unwind_table_remote (unw_addr_space_t as, unw_word_t ip,
PROTECTED int
dwarf_search_unwind_table_local (unw_addr_space_t as, unw_word_t ip,
unw_dyn_info_t *di, unw_word_t *fde_addr,
int need_unwind_info, void *arg)
struct unw_debug_frame_list *fdesc,
unw_word_t segbase, unw_word_t *fde_addr,
int need_unwind_info, void *arg)
{
struct unw_debug_frame_list *fdesc = (void *) di->u.ti.table_data;
/* UNW_INFO_FORMAT_TABLE (i.e. .debug_frame) is currently only
supported for the local address space. Both the index and
the unwind tables live in local memory, but the address space
@ -956,12 +947,10 @@ dwarf_search_unwind_table_local (unw_addr_space_t as, unw_word_t ip,
const struct table_entry * table = fdesc->index;
size_t table_len = fdesc->index_size * sizeof (struct table_entry);
unw_word_t debug_frame_base = (uintptr_t) fdesc->debug_frame;
unw_word_t segbase = di->u.ti.segbase;
assert (as == unw_local_addr_space);
assert (di->format == UNW_INFO_FORMAT_TABLE);
return dwarf_search_unwind_table_ (as, ip, di->start_ip, di->end_ip,
return dwarf_search_unwind_table_ (as, ip,
segbase, table_len,
table, debug_frame_base,
fde_addr, need_unwind_info, arg);