/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
ir_type *points_to; /**< The type of the ir_entity the pointer points to. */
} ptr_attr;
-/*
-typedef struct { * No private attr yet! *
-} pri_attr; */
+/** Primitive type attributes. */
+typedef struct {
+ ir_type *base_type; /**< For bitfield types: The base primitive type, NULL else. */
+} pri_attr;
/*
arr_attr aa; /**< Attributes of an array type */
enm_attr ea; /**< Attributes of an enumeration type */
ptr_attr pa; /**< Attributes of a pointer type */
+ pri_attr ba; /**< Attributes of a primitive bitfield type */
} tp_attr;
/** Additional type flags. */
ident *name; /**< The name of the type */
ir_visibility visibility;/**< Visibility of entities of this type. */
unsigned flags; /**< Type flags, a bitmask of enum type_flags. */
- int size; /**< Size of an ir_entity of this type. This is determined
+ unsigned size; /**< Size of an ir_entity of this type. This is determined
when fixing the layout of this class. Size must be
- given in bits. */
- int align; /**< Alignment of an ir_entity of this type. This should be
+ given in bytes. */
+ unsigned align; /**< Alignment of an ir_entity of this type. This should be
set according to the source language needs. If not set it's
calculated automatically by get_type_alignment().
- Alignment must be given in bits. */
+ Alignment must be given in bytes. */
ir_mode *mode; /**< The mode for atomic types */
unsigned long visit; /**< visited counter for walks of the type information */
void *link; /**< holds temporary data - like in irnode_t.h */
void set_primitive_mode(ir_type *tp, ir_mode *mode);
void set_enumeration_mode(ir_type *tp, ir_mode *mode);
-void set_class_size_bits(ir_type *tp, int bits);
-void set_struct_size_bits(ir_type *tp, int bits);
-void set_union_size_bits(ir_type *tp, int bits);
-void set_array_size_bits(ir_type *tp, int size);
-void set_default_size_bits(ir_type *tp, int size);
+void set_class_size(ir_type *tp, unsigned bytes);
+void set_struct_size(ir_type *tp, unsigned bytes);
+void set_union_size(ir_type *tp, unsigned bytes);
+void set_array_size(ir_type *tp, unsigned bytes);
+void set_default_size(ir_type *tp, unsigned bytes);
/**
* Initialize the type module.
tp->name = id;
}
-static INLINE int
-_get_type_size_bits(const ir_type *tp) {
+static INLINE unsigned
+_get_type_size_bytes(const ir_type *tp) {
assert(tp && tp->kind == k_type);
return tp->size;
}
-static INLINE int
-_get_type_size_bytes(const ir_type *tp) {
- int size = _get_type_size_bits(tp);
- if (size < 0)
- return -1;
- if ((size & 7) != 0) {
- assert(0 && "cannot take byte size of this type");
- return -1;
- }
- return size >> 3;
-}
-
-static INLINE type_state
+static INLINE ir_type_state
_get_type_state(const ir_type *tp) {
assert(tp && tp->kind == k_type);
return tp->flags & tf_layout_fixed ? layout_fixed : layout_undefined;
#define get_type_mode(tp) _get_type_mode(tp)
#define get_type_ident(tp) _get_type_ident(tp)
#define set_type_ident(tp, id) _set_type_ident(tp, id)
-#define get_type_size_bits(tp) _get_type_size_bits(tp)
#define get_type_size_bytes(tp) _get_type_size_bytes(tp)
#define get_type_state(tp) _get_type_state(tp)
#define get_type_visited(tp) _get_type_visited(tp)