cc: fix load bug

2021-03-20 21:49:40 -07:00 · 2021-03-20 21:49:40 -07:00 · 6825ce464f
commit 6825ce464f
parent a4005ade77
1 changed files with 1 additions and 1 deletions
--- a/tools/cc.py
+++ b/tools/cc.py
@ -892,7 +892,7 @@ class CcInterp(lark.visitors.Interpreter):
        s = self._lookup_symbol(ident)
        assert s is not None, f'unknown identifier {ident}'
        if isinstance(s, FunctionSpec) or ident in self.global_scope.symbols:
-            reg = reg or self._get_reg()
+            reg = self.cur_fun.regs.take(reg=reg, orwhatever=True)
            return SetAddr(self.cur_fun, [reg, ident])
        else:
            if s.type.volatile: