[debug][bindings][python] logging
This commit is contained in:
Vasily Levchenko
committed by
Stanislav Erokhin
Stanislav Erokhin
parent
64f1074e53
commit
db3cdddd7a
@@ -183,6 +183,7 @@ def select_provider(lldb_val, tip, internal_dict):
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log(lambda : "select_provider: {:#x} : soa: {}".format(lldb_val.unsigned, soa))
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ret = __FACTORY['string'](lldb_val, tip, internal_dict) if soa == 1 else __FACTORY['array'](lldb_val, tip, internal_dict) if soa == 2 \
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else __FACTORY['object'](lldb_val, tip, internal_dict)
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log(lambda: f"select_provider({lldb_val.unsigned:#x}) = {ret}")
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bench(start, lambda: "select_provider({:#x})".format(lldb_val.unsigned))
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return ret
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@@ -287,37 +288,43 @@ class KonanStringSyntheticProvider(KonanHelperProvider):
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class KonanObjectSyntheticProvider(KonanHelperProvider):
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def __init__(self, valobj, tip, internal_dict):
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# Save an extra call into the process
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log(lambda: f"KonanObjectSyntheticProvider({valobj.unsigned:#x})")
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self._children_count = 0
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super(KonanObjectSyntheticProvider, self).__init__(valobj, False, internal_dict)
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self._children = [self._field_name(i) for i in range(self._children_count)]
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def _field_name(self, index):
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log(lambda: f"KonanObjectSyntheticProvider::_field_name({self._valobj.unsigned:#x}, {index})")
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error = lldb.SBError()
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name = self._read_string("(char *)Konan_DebugGetFieldName({:#x}, (int){})".format(self._valobj.unsigned, index), error)
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if not error.Success():
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raise DebuggerException()
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log(lambda: f"KonanObjectSyntheticProvider::_field_name({self._valobj.unsigned:#x}, {index}) = {name}")
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return name
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def num_children(self):
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log(lambda: f"KonanObjectSyntheticProvider::num_children({self._valobj.unsigned:#x}) = {self._children_count}")
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return self._children_count
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def has_children(self):
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log(lambda: f"KonanObjectSyntheticProvider::has_children({self._valobj.unsigned:#x}) = {self._children_count > 0}")
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return self._children_count > 0
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def get_child_index(self, name):
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log(lambda: f"KonanObjectSyntheticProvider::get_child_index({self._valobj.unsigned:#x}, {name})")
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index = self._children.index(name)
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return self._read_value(index)
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def get_child_at_index(self, index):
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log(lambda: f"KonanObjectSyntheticProvider::get_child_at_index({self._valobj.unsigned:#x}, {index})")
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return self._read_value(index)
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def to_short_string(self):
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log(f"to_short_string:{self._valobj.unsigned:#x}")
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log(lambda: f"to_short_string:{self._valobj.unsigned:#x}")
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return super().to_string(lambda index: f"{self._field_name(index)}: ...")
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def to_string(self):
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log(f"to_string:{self._valobj.unsigned:#x}")
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log(lambda: f"to_string:{self._valobj.unsigned:#x}")
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return super().to_string(lambda index: f"{self._field_name(index)}: {self._deref_or_obj_summary(index)}")
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class KonanArraySyntheticProvider(KonanHelperProvider):
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@@ -330,57 +337,66 @@ class KonanArraySyntheticProvider(KonanHelperProvider):
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valobj.SetSyntheticChildrenGenerated(True)
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type = self._field_type(0)
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def cap_children_count(self):
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def num_children(self):
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log(lambda: f"KonanArraySyntheticProvider::num_children({self._valobj.unsigned:#x}) = {self._children_count}")
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return self._children_count
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def num_children(self):
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return self.cap_children_count()
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def has_children(self):
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log(lambda: f"KonanArraySyntheticProvider::has_children({self._valobj.unsigned:#x}) = {self._children_count> 0}")
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return self._children_count > 0
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def get_child_index(self, name):
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log(lambda: f"KonanArraySyntheticProvider::get_child_index({self._valobj.unsigned:#x}, {name})")
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index = int(name)
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return index if (0 <= index < self._children_count) else -1
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def get_child_at_index(self, index):
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log(lambda: f"KonanArraySyntheticProvider::get_child_at_index({self._valobj.unsigned:#x}, {index})")
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return self._read_value(index)
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def _field_name(self, index):
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log(lambda: f"KonanArraySyntheticProvider::_field_name({self._valobj.unsigned:#x}, {index})")
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return str(index)
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def to_short_string(self):
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log(f"to_short_string:{self._valobj.unsigned:#x}")
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log(lambda: f"to_short_string:{self._valobj.unsigned:#x}")
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return super().to_string(lambda index: f"...")
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def to_string(self):
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log(f"to_string:{self._valobj.unsigned:#x}")
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log(lambda: f"to_string:{self._valobj.unsigned:#x}")
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return super().to_string(lambda index: f"{self._deref_or_obj_summary(index)}")
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class KonanNullSyntheticProvider(KonanHelperProvider):
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def __init__(self):
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pass
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class KonanNullSyntheticProvider(lldb.SBSyntheticValueProvider):
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def __init__(self, valobj):
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log(lambda: f"KonanNullSyntheticProvider::__init__ {valobj.name}")
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def num_children(self):
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log(lambda: "KonanNullSyntheticProvider::num_children")
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return 0
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def has_children(self):
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log(lambda: "KonanNullSyntheticProvider::has_children")
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return False
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def get_child_index(self, name):
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pass
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log(lambda: "KonanNullSyntheticProvider::get_child_index")
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return 0
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def get_child_at_index(self, index):
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pass
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def _field_name(self, index):
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pass
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def to_short_string(self):
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return "null"
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log(lambda: "KonanNullSyntheticProvider::get_child_at_index")
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return None
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def to_string(self):
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return "null"
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log(lambda: "KonanNullSyntheticProvider::to_string")
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return NULL
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def to_short_string(self):
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log(lambda: "KonanNullSyntheticProvider::to_short_string")
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return NULL
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def __getattr__(self, item):
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pass
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class KonanProxyTypeProvider:
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@@ -388,7 +404,7 @@ class KonanProxyTypeProvider:
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start = time.monotonic()
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log(lambda : "KonanProxyTypeProvider:{:#x}, name: {}".format(valobj.unsigned, valobj.name))
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if valobj.unsigned == 0:
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log(lambda : "KonanProxyTypeProvider:{:#x}, name: {} NULL syntectic".format(valobj.unsigned, valobj.name))
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log(lambda : "KonanProxyTypeProvider:{:#x}, name: {} NULL syntectic {}".format(valobj.unsigned, valobj.name, valobj.IsValid()))
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bench(start, lambda: "KonanProxyTypeProvider({:#x})".format(valobj.unsigned))
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self._proxy = KonanNullSyntheticProvider(valobj)
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return
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@@ -402,8 +418,7 @@ class KonanProxyTypeProvider:
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log(lambda: "KonanProxyTypeProvider:{:#x} _proxy: {}".format(valobj.unsigned, self._proxy.__class__.__name__))
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def __getattr__(self, item):
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log(lambda: f"__attr__({self.unsigned:#x}, {item})")
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return getattr(self._proxy, item)
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return getattr(self._proxy, item)
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def type_name_command(debugger, command, result, internal_dict):
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@@ -489,6 +504,12 @@ def _excepthook(et, ev, tr):
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sys.__excepthook__(et, ev, tr)
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def _trace_calls(frame, event, arg):
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if event != 'call':
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return
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code = frame.f_code
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log(lambda: f"{code.co_filename}:{frame.f_lineno} {code.co_name}({str(arg)})")
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def __lldb_init_module(debugger, _):
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log(lambda: "init start")
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__FACTORY['object'] = lambda x, y, z: KonanObjectSyntheticProvider(x, y, z)
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@@ -513,4 +534,5 @@ def __lldb_init_module(debugger, _):
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debugger.HandleCommand('command script add -f {}.type_by_address_command type_by_address'.format(__name__))
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debugger.HandleCommand('command script add -f {}.symbol_by_name_command symbol_by_name'.format(__name__))
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sys.excepthook = _excepthook
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#sys.settrace(_trace_calls)
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log(lambda: "init end")
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