c_btypes.h

   1 #ifndef MCC_C_BTYPES_H
   2 #define MCC_C_BTYPES_H
   3
   4 // a C type
   5 // this structure can hold all the information
   6 // for a basic type such as 'int', or 'const unsigned long'
   7 // but for more complex types (structs, pointers), it can't.
   8 enum btype_base_type {
   9     BT_VOID = 0,
  10     BT_CHAR,
  11     BT_INT,
  12     BT_FLOAT,
  13     BT_DOUBLE,
  14     BT_POINTER, // pointer to type in btype::node
  15     BT_STRUCT, // struct OR union (btype::node points to STF_TAG node)
  16 };
  17
  18 // qualifiers and type-qualifiers
  19 #define TQ_SHORT     (1 << 0)
  20 #define TQ_LONG      (1 << 1)
  21 #define TQ_LONG_LONG (1 << 2)
  22 #define TQ_UNSIGNED  (1 << 3)
  23 #define TQ_SIGNED    (1 << 4)
  24 #define TQ_CONST     (1 << 5)
  25 #define TQ_VOLATILE  (1 << 6)
  26 #define TQ_RESTRICT  (1 << 7)
  27
  28 struct btype {
  29     enum btype_base_type base_type;
  30     int qualifiers; // TQ_* constants
  31     struct stree *node; // stree node for type
  32 };
  33
  34 #endif
  35