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"--stack-history" now works if you have MallocStackLogggingNoCompact defined in your app's environment. 

llvm-svn: 156588
This commit is contained in:
Greg Clayton 2012-05-10 23:37:52 +00:00
parent c08df9e5fd
commit 7200ed1b94
2 changed files with 14 additions and 8 deletions
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20
lldb/examples/darwin/heap_find/heap.py
View File

@ -84,13 +84,17 @@ def add_common_options(parser):
type_flag_strings = [ 'free', 'generic', 'alloc', 'dealloc' ];
def dump_stack_history_entry(stack_history_entry, idx):
if stack_history_entry.addr != 0:
address = int(stack_history_entry.address)
if address:
type_flags = int(stack_history_entry.type_flags)
argument = int(stack_history_entry.argument)
symbolicator = lldb.utils.symbolication.Symbolicator()
symbolicator.target = lldb.target
global type_flag_strings
print 'stack_history_entry[%u]: addr = 0x%x, type=%s, arg=%u, frames=' % (idx, stack_history_entry.address, type_flag_strings[stack_history_entry.type_flags], stack_history_entry.argument)
print 'stack_history_entry[%u]: addr = 0x%x, type=%s, arg=%u, frames=' % (idx, address, type_flag_strings[type_flags], argument)
frame_idx = 0
pc = int(stack_history_entry.frames[frame_idx])
idx = 0
pc = int(stack_history_entry.frames[idx])
while pc != 0:
if pc >= 0x1000:
frames = symbolicator.symbolicate(pc)
@ -101,22 +105,24 @@ def dump_stack_history_entry(stack_history_entry, idx):
else:
print '[%3u] 0x%x' % (frame_idx, pc)
frame_idx += 1
frame_idx = frame_idx + 1
pc = int(stack_history_entry.frames[frame_idx])
idx = idx + 1
pc = int(stack_history_entry.frames[idx])
else:
pc = 0
def dump_stack_history_entries(addr):
# malloc_stack_entry *get_stack_history_for_address (const void * addr)
expr = 'get_stack_history_for_address((void *)%s)' % addr
expr = 'get_stack_history_for_address((void *)0x%x)' % (addr)
print 'expr = "%s"' % (expr)
expr_sbvalue = lldb.frame.EvaluateExpression (expr)
if expr_sbvalue.error.Success():
if expr_sbvalue.unsigned:
expr_value = lldb.value(expr_sbvalue)
#print 'expr_value = ', expr_value
idx = 0;
stack_history_entry = expr_value[idx]
while stack_history_entry.address:
while int(stack_history_entry.address) != 0:
dump_stack_history_entry(stack_history_entry, idx)
idx = idx + 1
stack_history_entry = expr_value[idx]

2
lldb/examples/darwin/heap_find/heap/heap_find.cpp
View File

@ -124,7 +124,7 @@ struct malloc_stack_entry
void *address;
uint64_t argument;
uint32_t type_flags;
std::vector<mach_vm_address_t> frames;
std::vector<uintptr_t> frames;
};