extern struct obstack *type_obst;
-typedef enum {
+typedef enum type_kind_t {
TYPE_INVALID,
TYPE_ERROR,
TYPE_ATOMIC,
+ TYPE_COMPLEX,
+ TYPE_IMAGINARY,
TYPE_COMPOUND_STRUCT,
TYPE_COMPOUND_UNION,
TYPE_ENUM,
TYPE_TYPEOF,
} type_kind_t;
-typedef enum {
- TYPE_QUALIFIER_NONE = 0,
- TYPE_QUALIFIER_CONST = 1 << 0,
- TYPE_QUALIFIER_RESTRICT = 1 << 1,
- TYPE_QUALIFIER_VOLATILE = 1 << 2,
- /* microsoft extended qualifiers */
- TYPE_QUALIFIER_W64 = 1 << 3,
- TYPE_QUALIFIER_PTR32 = 1 << 4,
- TYPE_QUALIFIER_PTR64 = 1 << 5,
- TYPE_QUALIFIER_SPTR = 1 << 6,
- TYPE_QUALIFIER_UPTR = 1 << 7,
-} type_qualifier_t;
-
-typedef unsigned int type_qualifiers_t;
+typedef enum type_modifier_t {
+ TYPE_MODIFIER_NONE = 0,
+ TYPE_MODIFIER_TRANSPARENT_UNION = 1 << 0,
+} type_modifier_t;
+typedef unsigned short type_modifiers_t;
struct type_base_t {
type_kind_t kind;
- type_qualifiers_t qualifiers;
- unsigned char alignment; /**< The extra alignment of the type, 0 for default. */
source_position_t source_position;
+ il_size_t size; /**< The size of this type. */
+ type_qualifiers_t qualifiers;
+ type_modifiers_t modifiers;
+ il_alignment_t alignment; /**< The extra alignment of the type, 0 for default. */
ir_type *firm_type;
};
struct atomic_type_t {
- type_base_t type;
+ type_base_t base;
+ atomic_type_kind_t akind;
+};
+
+struct complex_type_t {
+ type_base_t base;
+ atomic_type_kind_t akind;
+};
+
+struct imaginary_type_t {
+ type_base_t base;
atomic_type_kind_t akind;
};
struct builtin_type_t {
- type_base_t type;
+ type_base_t base;
symbol_t *symbol;
type_t *real_type;
};
struct pointer_type_t {
- type_base_t type;
+ type_base_t base;
type_t *points_to;
};
struct array_type_t {
- type_base_t type;
+ type_base_t base;
type_t *element_type;
expression_t *size_expression;
size_t size;
unsigned is_vla : 1; /**< it's a variable length array */
};
+/**
+ * An entry in the parameter list of a function type.
+ */
struct function_parameter_t {
- type_t *type;
- function_parameter_t *next;
+ type_t *type; /**< The parameter type. */
+ function_parameter_t *next; /**< Points to the next type inthe parameter list.*/
};
+/** Calling conventions. */
+typedef enum cc_kind_t {
+ CC_DEFAULT, /**< default calling convention. */
+ CC_CDECL, /**< cdecl calling convention. */
+ CC_STDCALL, /**< stdcall calling convention. */
+ CC_FASTCALL, /**< fastcall calling convention. */
+ CC_THISCALL /**< thiscall calling convention. */
+} cc_kind_t;
+
+/**
+ * A function type.
+ */
struct function_type_t {
- type_base_t type;
- type_t *return_type;
- function_parameter_t *parameters;
+ type_base_t base;
+ type_t *return_type; /**< The return type. */
+ function_parameter_t *parameters; /**< A list of the parameter types. */
+ cc_kind_t calling_convention; /**< The specified calling convention. */
unsigned variadic : 1;
unsigned unspecified_parameters : 1;
unsigned kr_style_parameters : 1;
};
struct compound_type_t {
- type_base_t type;
+ type_base_t base;
+ unsigned packed:1; /** Set if packed was specified. */
/** the declaration of the compound type, the scope of the declaration
* contains the compound entries. */
declaration_t *declaration;
};
struct enum_type_t {
- type_base_t type;
+ type_base_t base;
/** the declaration of the enum type. You can find the enum entries by
* walking the declaration->next list until you don't find
* STORAGE_CLASS_ENUM_ENTRY declarations anymore */
};
struct typedef_type_t {
- type_base_t type;
+ type_base_t base;
declaration_t *declaration;
type_t *resolved_type;
};
struct typeof_type_t {
- type_base_t type;
+ type_base_t base;
expression_t *expression;
type_t *typeof_type;
type_t *resolved_type;
};
struct bitfield_type_t {
- type_base_t type;
- type_t *base;
- expression_t *size;
+ type_base_t base;
+ type_t *base_type;
+ expression_t *size_expression; /**< The expression for the bit size. */
+ il_size_t bit_size; /**< Size of this bitfield in bits. */
};
union type_t {
type_kind_t kind;
type_base_t base;
atomic_type_t atomic;
+ complex_type_t complex;
+ imaginary_type_t imaginary;
builtin_type_t builtin;
pointer_type_t pointer;
array_type_t array;
};
type_t *make_atomic_type(atomic_type_kind_t type, type_qualifiers_t qualifiers);
+type_t *make_complex_type(atomic_type_kind_t type, type_qualifiers_t qualifiers);
+type_t *make_imaginary_type(atomic_type_kind_t type, type_qualifiers_t qualifiers);
type_t *make_pointer_type(type_t *points_to, type_qualifiers_t qualifiers);
type_t *make_array_type(type_t *element_type, size_t size,
type_qualifiers_t qualifiers);
static inline bool is_type_valid(const type_t *type)
{
+ assert(!is_typeref(type));
return type->kind != TYPE_ERROR;
}