/*
* This file is part of cparser.
- * Copyright (C) 2007-2008 Matthias Braun <matze@braunis.de>
+ * Copyright (C) 2007-2009 Matthias Braun <matze@braunis.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
#include "ast_t.h"
#include "adt/obst.h"
-extern struct obstack *type_obst;
-
typedef enum type_kind_t {
TYPE_INVALID,
TYPE_ERROR,
TYPE_ENUM,
TYPE_FUNCTION,
TYPE_POINTER,
+ TYPE_REFERENCE,
TYPE_ARRAY,
TYPE_BITFIELD,
- TYPE_BUILTIN,
TYPE_TYPEDEF,
TYPE_TYPEOF,
} type_kind_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;
- 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. */
+ /* cached ast2firm infos */
ir_type *firm_type;
};
atomic_type_kind_t akind;
};
-struct builtin_type_t {
+struct pointer_type_t {
type_base_t base;
- symbol_t *symbol;
- type_t *real_type;
+ type_t *points_to;
+ variable_t *base_variable; /**< Microsoft __based() extension: base variable or NULL. */
};
-struct pointer_type_t {
+struct reference_type_t {
type_base_t base;
- type_t *points_to;
- variable_t *base_variable; /**< Microsoft __based() extension */
+ type_t *refers_to;
};
struct array_type_t {
function_parameter_t *parameters; /**< A list of the parameter types. */
linkage_kind_t linkage;
cc_kind_t calling_convention; /**< The specified calling convention. */
+ decl_modifiers_t modifiers;
bool variadic : 1;
bool unspecified_parameters : 1;
bool kr_style_parameters : 1;
};
struct enum_type_t {
- type_base_t base;
+ type_base_t base;
+ atomic_type_kind_t akind; /**< underlying atomic type */
/** the enum entity. You can find the enum entries by walking the
* enum->base.next list until you don't find ENTITY_ENUM_VALUE entities
* anymore */
- enum_t *enume;
+ enum_t *enume;
};
struct typedef_type_t {
atomic_type_t atomic;
complex_type_t complex;
imaginary_type_t imaginary;
- builtin_type_t builtin;
pointer_type_t pointer;
+ reference_type_t reference;
array_type_t array;
function_type_t function;
compound_type_t compound;
typeof_type_t typeoft;
};
+/** The default calling convention for functions. */
+extern cc_kind_t default_calling_convention;
+
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_reference_type(type_t *refers_to);
type_t *make_based_pointer_type(type_t *points_to,
type_qualifiers_t qualifiers, variable_t *variable);
type_t *make_array_type(type_t *element_type, size_t size,
type_qualifiers_t qualifiers);
+function_parameter_t *allocate_parameter(type_t*);
type_t *duplicate_type(const type_t *type);
+type_t *identify_new_type(type_t *type);
static inline bool is_typeref(const type_t *type)
{
return type->kind == TYPE_POINTER;
}
+static inline bool is_type_reference(const type_t *type)
+{
+ assert(!is_typeref(type));
+ return type->kind == TYPE_REFERENCE;
+}
+
static inline bool is_type_array(const type_t *type)
{
assert(!is_typeref(type));
return type->kind == TYPE_COMPOUND_STRUCT;
}
-static inline bool is_type_builtin(const type_t *type)
-{
- assert(!is_typeref(type));
- return type->kind == TYPE_BUILTIN;
-}
-
static inline bool is_type_compound(const type_t *type)
{
assert(!is_typeref(type));
return type->kind != TYPE_ERROR;
}
+/**
+ * Allocate a type node of given kind and initialize all
+ * fields with zero.
+ *
+ * @param kind type kind to allocate
+ */
+type_t *allocate_type_zero(type_kind_t kind);
+
+/**
+ * Creates a return_type (func)(void) function type if not
+ * already exists.
+ *
+ * @param return_type the return type
+ */
+type_t *make_function_0_type(type_t *return_type);
+
+/**
+ * Creates a return_type (func)(argument_type) function type if not
+ * already exists.
+ *
+ * @param return_type the return type
+ * @param argument_type the argument type
+ */
+type_t *make_function_1_type(type_t *return_type, type_t *argument_type1);
+
+
+/**
+ * Creates a return_type (func)(argument_type1,argument_type2) function type
+ * if not already exists.
+ */
+type_t *make_function_2_type(type_t *return_type, type_t *argument_type1,
+ type_t *argument_type2);
+
+/**
+ * Creates a return_type (func)(argument_type, ...) function type if not
+ * already exists.
+ *
+ * @param return_type the return type
+ * @param argument_type the argument type
+ */
+type_t *make_function_1_type_variadic(type_t *return_type, type_t *argument_type);
+
+/**
+ * Create a function type with n parameters
+ */
+type_t *make_function_type(type_t *return_type, int n_types,
+ type_t *const *argument_types,
+ decl_modifiers_t modifiers);
+
#endif