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Cleaned up some stuff in symbolication where we can now lazily get images when symbolicating after loading a crash log file.

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Added colorization to the gdbremote.py output and also added the ability to symbolicate the addresses in registers.

llvm-svn: 157965
This commit is contained in:
Greg Clayton
2012-06-04 23:22:17 +00:00
parent b90827e66c
commit f51a23fb6f
3 changed files with 201 additions and 135 deletions
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61
lldb/examples/python/symbolication.py
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@@ -193,6 +193,8 @@ class Image:
def __init__(self, path, uuid = None):
self.path = path
self.resolved_path = None
self.resolved = False
self.unavailable = False
self.uuid = uuid
self.section_infos = list()
self.identifier = None
@@ -245,6 +247,8 @@ class Image:
return self.section_infos or self.slide != None
def load_module(self, target):
if self.unavailable:
return None # We already warned that we couldn't find this module, so don't return an error string
# Load this module into "target" using the section infos to
# set the section load addresses
if self.has_section_load_info():
@@ -288,6 +292,8 @@ class Image:
self.module = target.AddModule (None, None, uuid_str)
if not self.module:
self.locate_module_and_debug_symbols ()
if self.unavailable:
return None
resolved_path = self.get_resolved_path()
self.module = target.AddModule (resolved_path, self.arch, uuid_str, self.symfile)
if not self.module:
@@ -306,6 +312,7 @@ class Image:
# self.module
# self.symfile
# Subclasses can inherit from this class and override this function
self.resolved = True
return True
def get_uuid(self):
@@ -320,6 +327,9 @@ class Image:
def create_target(self):
'''Create a target using the information in this Image object.'''
if self.unavailable:
return None
if self.locate_module_and_debug_symbols ():
resolved_path = self.get_resolved_path();
path_spec = lldb.SBFileSpec (resolved_path)
@@ -368,7 +378,7 @@ class Symbolicator:
def find_image_containing_load_addr(self, load_addr):
for image in self.images:
if image.contains_addr (load_addr):
if image.get_section_containing_load_addr (load_addr):
return image
return None
@@ -384,32 +394,39 @@ class Symbolicator:
return None
def symbolicate(self, load_addr):
if not self.target:
self.create_target()
if self.target:
symbolicated_address = Address(self.target, load_addr)
if symbolicated_address.symbolicate ():
image = self.find_image_containing_load_addr (load_addr)
if image:
image.add_module (self.target)
symbolicated_address = Address(self.target, load_addr)
if symbolicated_address.symbolicate ():
if symbolicated_address.so_addr:
symbolicated_addresses = list()
symbolicated_addresses.append(symbolicated_address)
# See if we were able to reconstruct anything?
while 1:
inlined_parent_so_addr = lldb.SBAddress()
inlined_parent_sym_ctx = symbolicated_address.sym_ctx.GetParentOfInlinedScope (symbolicated_address.so_addr, inlined_parent_so_addr)
if not inlined_parent_sym_ctx:
break
if not inlined_parent_so_addr:
break
if symbolicated_address.so_addr:
symbolicated_addresses = list()
symbolicated_addresses.append(symbolicated_address)
# See if we were able to reconstruct anything?
while 1:
inlined_parent_so_addr = lldb.SBAddress()
inlined_parent_sym_ctx = symbolicated_address.sym_ctx.GetParentOfInlinedScope (symbolicated_address.so_addr, inlined_parent_so_addr)
if not inlined_parent_sym_ctx:
break
if not inlined_parent_so_addr:
break
symbolicated_address = Address(self.target, inlined_parent_so_addr.GetLoadAddress(self.target))
symbolicated_address.sym_ctx = inlined_parent_sym_ctx
symbolicated_address.so_addr = inlined_parent_so_addr
symbolicated_address.symbolicate ()
symbolicated_address = Address(self.target, inlined_parent_so_addr.GetLoadAddress(self.target))
symbolicated_address.sym_ctx = inlined_parent_sym_ctx
symbolicated_address.so_addr = inlined_parent_so_addr
symbolicated_address.symbolicate ()
# push the new frame onto the new frame stack
symbolicated_addresses.append (symbolicated_address)
# push the new frame onto the new frame stack
symbolicated_addresses.append (symbolicated_address)
if symbolicated_addresses:
return symbolicated_addresses
if symbolicated_addresses:
return symbolicated_addresses
else:
print 'error: no target in Symbolicator'
return None