Move konan_lldb.py with from the KMM plugin
This version of the konan_lldb.py has scripted breakpoints to avoid stepping into <compiler-generated> routines. ^KT-63598
This commit is contained in:
Timofey Solonin
committed by
Space Team
Space Team
parent
fd1641ef35
commit
22b2c1a587
@@ -1,7 +1,7 @@
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#!/usr/bin/python
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##
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# Copyright 2010-2017 JetBrains s.r.o.
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# Copyright 2010-2023 JetBrains s.r.o.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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@@ -32,7 +32,7 @@ import traceback
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NULL = 'null'
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logging=False
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exe_logging=False
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exe_logging=True if (os.getenv('GLOG_log_dir') != None) else False # Same as in LLDBFrontend
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bench_logging=False
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def log(msg):
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@@ -43,7 +43,7 @@ def log(msg):
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def exelog(stmt):
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if exe_logging:
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f = open(os.getenv('HOME', '') + "/lldbexelog.txt", "a")
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f = open(os.getenv('GLOG_log_dir', '') + "/konan_lldb.log", "a")
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f.write(stmt())
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f.write("\n")
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f.close()
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@@ -84,6 +84,8 @@ def _symbol_loaded_address(name, debugger = lldb.debugger):
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log(lambda: "_symbol_loaded_address:{} {:#x}".format(name, address))
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return address
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return 0
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def _type_info_by_address(address, debugger = lldb.debugger):
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target = debugger.GetSelectedTarget()
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process = target.GetProcess()
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@@ -123,6 +125,7 @@ __FACTORY = {}
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SYNTHETIC_OBJECT_LAYOUT_CACHE = {}
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TO_STRING_DEPTH = 2
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ARRAY_TO_STRING_LIMIT = 10
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TOTAL_MEMBERS_LIMIT = 50
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_TYPE_CONVERSION = [
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lambda obj, value, address, name: value.CreateValueFromExpression(name, "(void *){:#x}".format(address)),
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@@ -192,11 +195,12 @@ def select_provider(lldb_val, tip, internal_dict):
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return ret
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class KonanHelperProvider(lldb.SBSyntheticValueProvider):
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def __init__(self, valobj, amString, internal_dict = {}):
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def __init__(self, valobj, amString, type_name, internal_dict = {}):
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self._target = lldb.debugger.GetSelectedTarget()
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self._process = self._target.GetProcess()
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self._valobj = valobj
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self._internal_dict = internal_dict.copy()
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self._type_name = type_name
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if amString:
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return
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if self._children_count == 0:
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@@ -250,7 +254,7 @@ class KonanStringSyntheticProvider(KonanHelperProvider):
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def __init__(self, valobj):
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log(lambda: "KonanStringSyntheticProvider:{:#x} name:{}".format(valobj.unsigned, valobj.name))
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self._children_count = 0
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super(KonanStringSyntheticProvider, self).__init__(valobj, True)
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super(KonanStringSyntheticProvider, self).__init__(valobj, True, "StringProvider")
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fallback = valobj.GetValue()
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buff_addr = evaluate("(void *)Konan_DebugBuffer()").unsigned
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buff_len = evaluate(
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@@ -296,7 +300,7 @@ class KonanObjectSyntheticProvider(KonanHelperProvider):
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# Save an extra call into the process
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log(lambda: "KonanObjectSyntheticProvider({:#x})".format(valobj.unsigned))
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self._children_count = 0
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super(KonanObjectSyntheticProvider, self).__init__(valobj, False, internal_dict)
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super(KonanObjectSyntheticProvider, self).__init__(valobj, False, "ObjectProvider", internal_dict)
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self._children = [self._field_name(i) for i in range(self._children_count)]
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log(lambda: "KonanObjectSyntheticProvider::__init__({:#x}) _children:{}".format(self._valobj.unsigned,
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self._children))
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@@ -346,7 +350,7 @@ class KonanObjectSyntheticProvider(KonanHelperProvider):
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class KonanArraySyntheticProvider(KonanHelperProvider):
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def __init__(self, valobj, internal_dict):
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self._children_count = 0
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super(KonanArraySyntheticProvider, self).__init__(valobj, False, internal_dict)
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super(KonanArraySyntheticProvider, self).__init__(valobj, False, "ArrayProvider", internal_dict)
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log(lambda: "KonanArraySyntheticProvider: valobj:{:#x}".format(valobj.unsigned))
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if self._valobj is None:
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return
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@@ -452,9 +456,38 @@ class KonanProxyTypeProvider:
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def __getattr__(self, item):
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return getattr(self._proxy, item)
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def strip_quotes(name):
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return "" if (name == None) else name.strip('"')
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def type_name_command(debugger, command, result, internal_dict):
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result.AppendMessage(evaluate('(char *)Konan_DebugGetTypeName({})'.format(command)).summary)
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def get_runtime_type(variable):
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return strip_quotes(evaluate("(char *)Konan_DebugGetTypeName({:#x})".format(variable.unsigned)).summary)
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def field_type_command(debugger, field_address, exe_ctx, result, internal_dict):
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"""
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Returns runtime type of foo.bar.baz field in the form "(foo.bar.baz <TYPE_NAME>)".
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If requested field could not be traced, then "<NO_FIELD_FOUND>" plug is used for type name.
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"""
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fields = field_address.split('.')
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variable = exe_ctx.GetFrame().FindVariable(fields[0])
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provider = None
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for field_name in fields[1:]:
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if (variable != None):
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provider = KonanProxyTypeProvider(variable, internal_dict)
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field_index = provider.get_child_index(field_name)
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variable = provider.get_child_at_index(field_index)
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else:
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break
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desc = "<NO_FIELD_FOUND>"
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if (variable != None):
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rt = get_runtime_type(variable)
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if (len(rt) > 0):
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desc = rt
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result.write("{}".format(desc))
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__KONAN_VARIABLE = re.compile('kvar:(.*)#internal')
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@@ -536,6 +569,64 @@ def konan_globals_command(debugger, command, result, internal_dict):
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result.AppendMessage('{} {}: {}'.format(type, name, str_value))
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class KonanStep(object):
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def __init__(self, thread_plan):
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self.thread_plan = thread_plan
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self.step_thread_plan = self.queue_thread_plan()
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debugger = thread_plan.GetThread().GetProcess().GetTarget().GetDebugger()
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self.avoid_no_debug = debugger.GetInternalVariableValue('target.process.thread.step-in-avoid-nodebug',
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debugger.GetInstanceName()).GetStringAtIndex(0)
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def explains_stop(self, event):
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return True
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def should_stop(self, event):
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frame = self.thread_plan.GetThread().GetFrameAtIndex(0)
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source_file = frame.GetLineEntry().GetFileSpec().GetFilename()
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if self.avoid_no_debug == 'true' and source_file in [None, '<compiler-generated>']:
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self.step_thread_plan = self.queue_thread_plan()
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return False
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self.thread_plan.SetPlanComplete(True)
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return True
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def should_step(self):
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return True
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def queue_thread_plan(self):
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address = self.thread_plan.GetThread().GetFrameAtIndex(0).GetPCAddress()
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line_entry = self.thread_plan.GetThread().GetFrameAtIndex(0).GetLineEntry()
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begin_address = line_entry.GetStartAddress().GetFileAddress()
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end_address = line_entry.GetEndAddress().GetFileAddress()
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return self.do_queue_thread_plan(address, end_address - begin_address)
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class KonanStepIn(KonanStep):
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def __init__(self, thread_plan, dict, *args):
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KonanStep.__init__(self, thread_plan)
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def do_queue_thread_plan(self, address, offset):
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return self.thread_plan.QueueThreadPlanForStepInRange(address, offset)
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class KonanStepOver(KonanStep):
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def __init__(self, thread_plan, dict, *args):
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KonanStep.__init__(self, thread_plan)
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def do_queue_thread_plan(self, address, offset):
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return self.thread_plan.QueueThreadPlanForStepOverRange(address, offset)
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class KonanStepOut(KonanStep):
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def __init__(self, thread_plan, dict, *args):
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KonanStep.__init__(self, thread_plan)
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def do_queue_thread_plan(self, address, offset):
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return self.thread_plan.QueueThreadPlanForStepOut(0)
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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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@@ -556,7 +647,9 @@ def __lldb_init_module(debugger, _):
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--category Kotlin\
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')
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debugger.HandleCommand('type category enable Kotlin')
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debugger.HandleCommand('command script add -f {}.type_name_command type_name'.format(__name__))
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debugger.HandleCommand('command script add -f {}.field_type_command field_type'.format(__name__))
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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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# Avoid Kotlin/Native runtime
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debugger.HandleCommand('settings set target.process.thread.step-avoid-regexp ^::Kotlin_')
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log(lambda: "init end")
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