llvm-project

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""" Adds the 'toggle-disassembly' command to switch you into a disassembly only mode """
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import lldb
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class DisassemblyMode:
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    def __init__(self, debugger, unused):
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        self.dbg = debugger
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        self.interp = debugger.GetCommandInterpreter()
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        self.store_state()
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        self.mode_off = True
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    def store_state(self):
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        self.dis_count = self.get_string_value("stop-disassembly-count")
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        self.dis_display = self.get_string_value("stop-disassembly-display")
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        self.before_count = self.get_string_value("stop-line-count-before")
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        self.after_count = self.get_string_value("stop-line-count-after")
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    def get_string_value(self, setting):
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        result = lldb.SBCommandReturnObject()
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        self.interp.HandleCommand("settings show " + setting, result)
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        value = result.GetOutput().split(" = ")[1].rstrip("\n")
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        return value
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    def set_value(self, setting, value):
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        result = lldb.SBCommandReturnObject()
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        self.interp.HandleCommand("settings set " + setting + " " + value, result)
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    def __call__(self, debugger, command, exe_ctx, result):
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        if self.mode_off:
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            self.mode_off = False
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            self.store_state()
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            self.set_value("stop-disassembly-display", "always")
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            self.set_value("stop-disassembly-count", "8")
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            self.set_value("stop-line-count-before", "0")
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            self.set_value("stop-line-count-after", "0")
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            result.AppendMessage("Disassembly mode on.")
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        else:
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            self.mode_off = True
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            self.set_value("stop-disassembly-display", self.dis_display)
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            self.set_value("stop-disassembly-count", self.dis_count)
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            self.set_value("stop-line-count-before", self.before_count)
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            self.set_value("stop-line-count-after", self.after_count)
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            result.AppendMessage("Disassembly mode off.")
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    def get_short_help(self):
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        return "Toggles between a disassembly only mode and normal source mode\n"
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def __lldb_init_module(debugger, unused):
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    debugger.HandleCommand(
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        "command script add -o -c disassembly_mode.DisassemblyMode toggle-disassembly"
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    )
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