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* i386-tdep.c (i386_analyze_register_saves): Handle register saves 

at the start of a frameless function.  This probably fixes PR
backtrace/1338.
This commit is contained in:
Mark Kettenis 2003-08-17 23:16:44 +00:00
parent c8d5f0d664
commit 99ab4326f1
2 changed files with 20 additions and 15 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2003-08-18 Mark Kettenis <kettenis@gnu.org>
* i386-tdep.c (i386_analyze_register_saves): Handle register saves
at the start of a frameless function. This probably fixes PR
backtrace/1338.
2003-08-17 Michael Chastain <mec@shout.net>
* symfile.c (find_sym_fns): Remove special case for apollo target.

29
gdb/i386-tdep.c
View File

@ -571,23 +571,22 @@ static CORE_ADDR
i386_analyze_register_saves (CORE_ADDR pc, CORE_ADDR current_pc,
struct i386_frame_cache *cache)
{
if (cache->locals >= 0)
CORE_ADDR offset = 0;
unsigned char op;
int i;
if (cache->locals > 0)
offset -= cache->locals;
for (i = 0; i < 8 && pc < current_pc; i++)
{
CORE_ADDR offset;
unsigned char op;
int i;
op = read_memory_unsigned_integer (pc, 1);
if (op < 0x50 || op > 0x57)
break;
offset = - 4 - cache->locals;
for (i = 0; i < 8 && pc < current_pc; i++)
{
op = read_memory_unsigned_integer (pc, 1);
if (op < 0x50 || op > 0x57)
break;
cache->saved_regs[op - 0x50] = offset;
offset -= 4;
pc++;
}
offset -= 4;
cache->saved_regs[op - 0x50] = offset;
cache->sp_offset += 4;
pc++;
}
return pc;