112 lines
4.7 KiB
Plaintext
112 lines
4.7 KiB
Plaintext
import t, c
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import memhub
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import string
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import stdio
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from stdint import *
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# [LISTDBG] 诊断（用后移除）：list.__init__ 打印初始化结果、append 首次
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# (Count==0) 打印 self/Data，配合 CTORDBG 定位二代编 SlotsBugTest cargs(list)
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# 头覆盖。默认静默——由命令行 --enable-debug-log 开启（memhub.set_debug_log）
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class list[T]:
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"""Heap-allocated dynamic list container backed by memhub.MemManager polymorphic allocator.
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Usage:
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pool: memhub.MemManager = memhub.MemBuddy(arena, arena_size)
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nums: list[int] = list[int](pool)
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nums.append(42)
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x: int = nums.get(0)
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For pointer types (e.g. AST | t.CPtr), pass elem_size=8 to avoid object slicing:
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lst: list[AST | t.CPtr] = list[AST | t.CPtr](pool, 8)
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"""
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__data__: t.CVoid | t.CPtr
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__count__: t.CSizeT
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__capacity__: t.CSizeT
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__pool__: memhub.MemManager | t.CPtr
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__elem_size__: t.CSizeT
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__iter_index__: t.CSizeT
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def __new__(self, pool: memhub.MemManager | t.CPtr, elem_size: t.CSizeT = 0):
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ret = pool.alloc(48)
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return ret
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def __init__(self, pool: memhub.MemManager | t.CPtr, elem_size: t.CSizeT = 0):
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self.__pool__ = pool
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self.__count__ = 0
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self.__capacity__ = 8
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if elem_size == 0:
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self.__elem_size__ = T.__sizeof__()
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else:
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self.__elem_size__ = elem_size
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self.__data__ = pool.alloc(self.__capacity__ * self.__elem_size__)
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self.__iter_index__ = 0
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# [LISTDBG] 诊断（用后移除）：打印初始化结果，与 CTORDBG cargs 六字段
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# 交叉匹配：找到 cargs 对应记录即可判断 __init__ 是否执行/写入是否正确
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if memhub.get_debug_log() != 0:
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stdio.printf("[LISTDBG] list-init self=%llu data=%llu cnt=%llu cap=%llu pool=%llu es=%llu iter=%llu\n",
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t.CUInt64T(self), t.CUInt64T(self.__data__),
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t.CUInt64T(self.__count__), t.CUInt64T(self.__capacity__),
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t.CUInt64T(self.__pool__), t.CUInt64T(self.__elem_size__),
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t.CUInt64T(self.__iter_index__))
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def __len__(self) -> t.CSizeT:
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return self.__count__
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def append(self, item: T):
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# [LISTDBG] 诊断（用后移除）：仅首次 append（Count==0）打印，确认
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# append 作用在哪个 list、Data 指针是否有效（若 cargs 覆盖发生在此
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# 前后，日志能显示 append 的 self/data 与 CTORDBG cargs/d0 的对应）
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if memhub.get_debug_log() != 0 and self.__count__ == 0:
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stdio.printf("[LISTDBG] append-first self=%llu data=%llu cnt=%llu cap=%llu es=%llu\n",
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t.CUInt64T(self), t.CUInt64T(self.__data__),
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t.CUInt64T(self.__count__), t.CUInt64T(self.__capacity__),
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t.CUInt64T(self.__elem_size__))
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if self.__count__ >= self.__capacity__:
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new_cap: t.CSizeT = self.__capacity__ * 2
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new_data: t.CPtr = self.__pool__.alloc(new_cap * self.__elem_size__)
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if new_data == None: return
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string.memcpy(new_data, self.__data__, self.__count__ * self.__elem_size__)
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self.__data__ = new_data
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self.__capacity__ = new_cap
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + self.__count__ * self.__elem_size__)
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elem_ptr[0] = item
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self.__count__ += 1
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def get(self, index: t.CSizeT) -> T:
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + index * self.__elem_size__)
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return elem_ptr[0]
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def __getitem__(self, index: t.CSizeT) -> T:
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + index * self.__elem_size__)
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return elem_ptr[0]
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def set(self, index: t.CSizeT, value: T):
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + index * self.__elem_size__)
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elem_ptr[0] = value
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def __setitem__(self, index: t.CSizeT, value: T):
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + index * self.__elem_size__)
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elem_ptr[0] = value
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def pop(self) -> T:
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self.__count__ -= 1
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + self.__count__ * self.__elem_size__)
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return elem_ptr[0]
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def clear(self):
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self.__count__ = 0
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def __iter__(self) -> list[T] | t.CPtr:
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self.__iter_index__ = 0
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return self
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def __next__(self) -> T:
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if self.__iter_index__ >= self.__count__:
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raise StopIteration
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idx: t.CSizeT = self.__iter_index__
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self.__iter_index__ = idx + 1
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elem_ptr: T | t.CPtr = t.CPtr(t.CUInt64T(self.__data__) + idx * self.__elem_size__)
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return elem_ptr[0]
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