nsz Git - cparser/blob - type_t.h

   1 #ifndef TYPE_T_H
   2 #define TYPE_T_H
   3
   4 #include <stdbool.h>
   5
   6 #include <libfirm/firm_types.h>
   7
   8 #include "type.h"
   9 #include "symbol.h"
  10 #include "token_t.h"
  11 #include "ast_t.h"
  12 #include "adt/obst.h"
  13
  14 struct obstack *type_obst;
  15
  16 typedef enum {
  17         TYPE_INVALID,
  18         TYPE_ATOMIC,
  19         TYPE_COMPOUND_STRUCT,
  20         TYPE_COMPOUND_UNION,
  21         TYPE_ENUM,
  22         TYPE_FUNCTION,
  23         TYPE_POINTER,
  24         TYPE_ARRAY,
  25         TYPE_BUILTIN,
  26         TYPE_TYPEDEF,
  27         TYPE_TYPEOF
  28 } type_type_t;
  29
  30 /* note that the constant values represent the rank of the types as defined
  31  * in § 6.3.1 */
  32 typedef enum {
  33         ATOMIC_TYPE_INVALID = 0,
  34         ATOMIC_TYPE_VOID,
  35         ATOMIC_TYPE_CHAR,
  36         ATOMIC_TYPE_SCHAR,
  37         ATOMIC_TYPE_UCHAR,
  38         ATOMIC_TYPE_SHORT,
  39         ATOMIC_TYPE_USHORT,
  40         ATOMIC_TYPE_INT,
  41         ATOMIC_TYPE_UINT,
  42         ATOMIC_TYPE_LONG,
  43         ATOMIC_TYPE_ULONG,
  44         ATOMIC_TYPE_LONGLONG,
  45         ATOMIC_TYPE_ULONGLONG,
  46         ATOMIC_TYPE_FLOAT,
  47         ATOMIC_TYPE_DOUBLE,
  48         ATOMIC_TYPE_LONG_DOUBLE,
  49         ATOMIC_TYPE_BOOL,
  50 #ifdef PROVIDE_COMPLEX
  51         ATOMIC_TYPE_FLOAT_COMPLEX,
  52         ATOMIC_TYPE_DOUBLE_COMPLEX,
  53         ATOMIC_TYPE_LONG_DOUBLE_COMPLEX,
  54 #endif
  55 #ifdef PROVIDE_IMAGINARY
  56         ATOMIC_TYPE_FLOAT_IMAGINARY,
  57         ATOMIC_TYPE_DOUBLE_IMAGINARY,
  58         ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY,
  59 #endif
  60 } atomic_type_type_t;
  61
  62 typedef enum {
  63         TYPE_QUALIFIER_CONST    = 1 << 0,
  64         TYPE_QUALIFIER_RESTRICT = 1 << 1,
  65         TYPE_QUALIFIER_VOLATILE = 1 << 2,
  66 } type_qualifier_t;
  67
  68 struct type_t {
  69         type_type_t       type;
  70         type_qualifier_t  qualifiers;
  71
  72         ir_type          *firm_type;
  73 };
  74
  75 struct atomic_type_t {
  76         type_t              type;
  77         atomic_type_type_t  atype;
  78 };
  79
  80 struct builtin_type_t {
  81         type_t    type;
  82         symbol_t *symbol;
  83         type_t   *real_type;
  84 };
  85
  86 struct pointer_type_t {
  87         type_t   type;
  88         type_t  *points_to;
  89 };
  90
  91 struct array_type_t {
  92         type_t        type;
  93         type_t       *element_type;
  94         bool          is_static;
  95         bool          is_variable;
  96         expression_t *size;
  97 };
  98
  99 struct function_parameter_t {
 100         type_t               *type;
 101         function_parameter_t *next;
 102 };
 103
 104 struct function_type_t {
 105         type_t                type;
 106         type_t               *result_type;
 107         function_parameter_t *parameters;
 108         bool                  variadic;
 109         bool                  unspecified_parameters;
 110 };
 111
 112 struct compound_type_t {
 113         type_t         type;
 114         /** the declaration of the compound type, it's context field
 115          * contains the compound entries. */
 116         declaration_t *declaration;
 117 };
 118
 119 struct enum_type_t {
 120         type_t         type;
 121         /** the declaration of the enum type. You can find the enum entries by
 122          * walking the declaration->context_next list until you don't find
 123          * STORAGE_CLASS_ENUM_ENTRY declarations anymore */
 124         declaration_t *declaration;
 125 };
 126
 127 struct typedef_type_t {
 128         type_t         type;
 129         declaration_t *declaration;
 130 };
 131
 132 struct typeof_type_t {
 133         type_t        type;
 134         expression_t *expression;
 135         type_t       *typeof_type;
 136 };
 137
 138 type_t *make_atomic_type(atomic_type_type_t type, type_qualifier_t qualifiers);
 139 type_t *make_pointer_type(type_t *points_to, type_qualifier_t qualifiers);
 140
 141 #endif