From f27132d968df8fd59748b024ba549b5cd3f980ca Mon Sep 17 00:00:00 2001 From: Felix Morgner Date: Sun, 30 Aug 2026 17:46:56 +0200 Subject: kstd/gdb: add flat_map printer --- libs/kstd/gdb/flat_map.py | 50 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 libs/kstd/gdb/flat_map.py (limited to 'libs/kstd/gdb/flat_map.py') diff --git a/libs/kstd/gdb/flat_map.py b/libs/kstd/gdb/flat_map.py new file mode 100644 index 00000000..f5f37cb5 --- /dev/null +++ b/libs/kstd/gdb/flat_map.py @@ -0,0 +1,50 @@ +import gdb + + +class KstdFlatMapPrinter(gdb.ValuePrinter): + class _Iterator: + def __init__(self, keys_ptr, vals_ptr, size): + self._keys = keys_ptr + self._vals = vals_ptr + self._size = size + self._count = 0 + + def __iter__(self): + return self + + def __next__(self): + index = self._count // 2 + if index >= self._size: + raise StopIteration + + if self._count % 2 == 0: + item = (self._keys + index).dereference() + else: + item = (self._vals + index).dereference() + + result = (f"[{self._count}]", item) + self._count += 1 + return result + + def __init__(self, val): + self.__val = val + containers = val["m_containers"] + keys_vector = containers["keys"] + vals_vector = containers["values"] + self.__size = int(keys_vector["m_size"]) + self.__keys_ptr = keys_vector["m_data"] + self.__vals_ptr = vals_vector["m_data"] + self.__key_type = val.type.template_argument(0) + self.__val_type = val.type.template_argument(1) + + def to_string(self): + return f"flat_map<{self.__key_type}, {self.__val_type}> with {self.__size} entries" + + def children(self): + return self._Iterator(self.__keys_ptr, self.__vals_ptr, self.__size) + + def display_hint(self): + return "map" + + def num_children(self): + return self.__size * 2 -- cgit v1.2.3