90 lines
3.9 KiB
Python
90 lines
3.9 KiB
Python
"""Pass 3: SymbolInserter — 将解析后的符号插入 SymbolTable（主命名空间）"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from lib.core.SymbolTable import SymbolTable
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from lib.core.SymbolData import ModuleSymbols
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class SymbolInserter:
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"""将解析后的符号插入 SymbolTable 的主命名空间（无前缀）"""
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def __init__(self, symbol_table: SymbolTable) -> None:
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self._symtab: SymbolTable = symbol_table
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self._namespace: str | None = None
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def set_namespace(self, namespace: str) -> None:
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"""设置当前模块的命名空间"""
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self._namespace = namespace
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self._symtab.register_namespace(namespace)
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def insert(self, module_symbols: ModuleSymbols) -> list[str]:
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"""插入所有符号到主命名空间，返回已加载的符号名列表"""
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loaded: list[str] = []
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file_path: str = module_symbols.file_path
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ns: dict[str, object] = self._symtab._namespaces.get(self._namespace, {}) if self._namespace else {}
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# 插入类符号
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for cls in module_symbols.classes:
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self._symtab._InsertClassSymbol(
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cls.name, cls.type_kind, cls.lineno, file_path,
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cls.members, cls.is_cpython_object, cls.is_packed
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)
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loaded.append(cls.name)
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if self._namespace:
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ns[cls.name] = self._symtab._symbols[cls.name]
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# 插入枚举成员（短名 + 类名.成员名）—— CEnum 和 REnum 共用
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if cls.type_kind in ('enum', 'renum'):
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for member_name, member_value, member_lineno in cls.enum_members:
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self._symtab._InsertEnumMemberSymbol(member_name, cls.name, member_lineno, file_path, value=member_value)
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loaded.append(member_name)
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class_member_name: str = f"{cls.name}.{member_name}"
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self._symtab._InsertEnumMemberSymbol(class_member_name, cls.name, member_lineno, file_path, value=member_value)
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loaded.append(class_member_name)
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# REnum: 记录变体名列表到类符号（供 HandlesExprCall 跨模块变体构造识别）
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if cls.type_kind == 'renum':
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renum_info = self._symtab._symbols[cls.name]
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renum_info.RenumVariants = [m[0] for m in cls.enum_members]
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# 插入 typedef 符号
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for td in module_symbols.typedefs:
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self._symtab._InsertTypedefSymbol(
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td.name, td.original_type_kind, td.original_class,
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td.lineno, file_path, td.members
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)
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loaded.append(td.name)
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if self._namespace:
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ns[td.name] = self._symtab._symbols[td.name]
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# 插入函数符号
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for func in module_symbols.functions:
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# 优先使用 CTypeInfo（保留符号性），回退到 LLVM 类型字符串
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ret_type = func.ret_ctype if func.ret_ctype else func.ret_type
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self._symtab._InsertFuncSymbol(
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func.name, ret_type, func.param_types,
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func.lineno, file_path, func.is_variadic, func.is_inline
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)
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loaded.append(func.name)
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if self._namespace:
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ns[func.name] = self._symtab._symbols[func.name]
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# 插入 define 符号
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for define in module_symbols.defines:
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self._symtab._InsertDefineSymbol(
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define.name, define.value, define.lineno, file_path
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)
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loaded.append(define.name)
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if self._namespace:
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ns[define.name] = self._symtab._symbols[define.name]
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# 插入匿名类型符号（短名）
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for anon_name, anon_data in module_symbols.anonymous_types.items():
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self._symtab._InsertAnonymousSymbol(
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anon_name, anon_data.is_union, anon_data.members,
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anon_data.lineno, file_path
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)
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return loaded
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