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[ci-skip][Feature #18910][lldb] Port rclass_ext to new LLDB Framework

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Matt Valentine-House 2022-07-13 13:19:41 +01:00 • committed by Peter Zhu
parent 281bcc8e64
commit a4ef2f1672
Notes: git 2022-08-19 02:26:12 +09:00
2 changed files with 14 additions and 19 deletions
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misc/commands/rclass_ext_command.py Normal file
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from rb_base_command import RbBaseCommand
class RclassExtCommand(RbBaseCommand):
program = "rclass_ext"
help_string = "retrieves and prints the rb_classext_struct for the VALUE pointer passed in"
def call(self, debugger, command, exe_ctx, result):
uintptr_t = self.target.FindFirstType("uintptr_t")
rclass_t = self.target.FindFirstType("struct RClass")
rclass_ext_t = self.target.FindFirstType("rb_classext_t")
rclass_addr = self.target.EvaluateExpression(command).Cast(uintptr_t)
rclass_ext_addr = (rclass_addr.GetValueAsUnsigned() + rclass_t.GetByteSize())
debugger.HandleCommand("p *(rb_classext_t *)%0#x" % rclass_ext_addr)