feat(tpc): 新增单目 * / & 运算符（Deref/AddrOf）AST 节点与 LLVM 翻译

includes/ast/base.vp

@@ -138,6 +138,8 @@ class OpKind(t.CEnum):
     UAdd:      t.State
     USub:      t.State
     Invert:    t.State
+    Deref:     t.State
+    AddrOf:    t.State
     # None
     NoneOp:    t.State
 
@@ -355,6 +357,8 @@ def _op_name(op: t.CInt) -> str:
     if op == OpKind.UAdd:      return "UAdd"
     if op == OpKind.USub:      return "USub"
     if op == OpKind.Invert:    return "Invert"
+    if op == OpKind.Deref:     return "Deref"
+    if op == OpKind.AddrOf:    return "AddrOf"
     return "NoneOp"
 
 

includes/ast/parser.vp

@@ -771,8 +771,9 @@ def _parse_term(ps: Parser | t.CPtr) -> AST | t.CPtr:
 
 
 def _parse_factor(ps: Parser | t.CPtr) -> AST | t.CPtr:
-    """factor: '+' factor | '-' factor | '~' factor | power"""
-    if _match_op(ps, TokOp.Plus) or _match_op(ps, TokOp.Minus) or _match_op(ps, TokOp.Tilde):
+    """factor: '+' factor | '-' factor | '~' factor | '*' factor | '&' factor | power"""
+    if (_match_op(ps, TokOp.Plus) or _match_op(ps, TokOp.Minus) or _match_op(ps, TokOp.Tilde)
+            or _match_op(ps, TokOp.Star) or _match_op(ps, TokOp.Amp)):
         op_token: t.CInt = _cur_op(ps)
         lineno: t.CInt = _cur_lineno(ps)
         col: t.CInt = _cur_col(ps)
@@ -783,6 +784,10 @@ def _parse_factor(ps: Parser | t.CPtr) -> AST | t.CPtr:
             ast_op = OpKind.USub
         elif op_token == TokOp.Tilde:
             ast_op = OpKind.Invert
+        elif op_token == TokOp.Star:
+            ast_op = OpKind.Deref
+        elif op_token == TokOp.Amp:
+            ast_op = OpKind.AddrOf
         node: AST | t.CPtr = UnaryOp(ps.pool, ast_op, operand)
         _set_pos(node, lineno, col, 0, 0)
         return node