X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=type.h;h=64d17423c540e9f8f3ee35fadbe3afb85bdb0a58;hb=ee1f5dbb7164e2667364f68836051589df2bd96d;hp=b5bae8490aa8aa70748e47e097c352b2dccaddfb;hpb=6734a093fb9d14f6a626293849de8a38b39b9457;p=cparser diff --git a/type.h b/type.h index b5bae84..64d1742 100644 --- a/type.h +++ b/type.h @@ -1,19 +1,92 @@ +/* + * This file is part of cparser. + * Copyright (C) 2007-2008 Matthias Braun + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ #ifndef TYPE_H #define TYPE_H #include #include +#include "ast.h" #include "symbol.h" -typedef struct type_t type_t; -typedef struct atomic_type_t atomic_type_t; -typedef struct pointer_type_t pointer_type_t; -typedef struct method_parameter_t method_parameter_t; -typedef struct method_type_t method_type_t; -typedef struct compound_type_t compound_type_t; -typedef struct enum_type_t enum_type_t; -typedef struct builtin_type_t builtin_type_t; -typedef struct typeof_type_t typeof_type_t; +/* note that the constant values represent the rank of the types as defined + * in § 6.3.1 */ +typedef enum atomic_type_kind_t { + ATOMIC_TYPE_INVALID = 0, + ATOMIC_TYPE_VOID, + ATOMIC_TYPE_CHAR, + ATOMIC_TYPE_SCHAR, + ATOMIC_TYPE_UCHAR, + ATOMIC_TYPE_SHORT, + ATOMIC_TYPE_USHORT, + ATOMIC_TYPE_INT, + ATOMIC_TYPE_UINT, + ATOMIC_TYPE_LONG, + ATOMIC_TYPE_ULONG, + ATOMIC_TYPE_LONGLONG, + ATOMIC_TYPE_ULONGLONG, + ATOMIC_TYPE_FLOAT, + ATOMIC_TYPE_DOUBLE, + ATOMIC_TYPE_LONG_DOUBLE, + ATOMIC_TYPE_BOOL, + + ATOMIC_TYPE_LAST = ATOMIC_TYPE_BOOL +} atomic_type_kind_t; + +typedef enum atomic_type_flag_t { + ATOMIC_TYPE_FLAG_NONE = 0, + ATOMIC_TYPE_FLAG_SIGNED = 1 << 0, + ATOMIC_TYPE_FLAG_INTEGER = 1 << 1, + ATOMIC_TYPE_FLAG_FLOAT = 1 << 2, + ATOMIC_TYPE_FLAG_ARITHMETIC = 1 << 3, + ATOMIC_TYPE_FLAG_COMPLEX = 1 << 4, +} atomic_type_flag_t; + +typedef enum type_qualifier_t { + 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 short type_qualifiers_t; + +typedef struct type_base_t type_base_t; +typedef struct atomic_type_t atomic_type_t; +typedef struct complex_type_t complex_type_t; +typedef struct imaginary_type_t imaginary_type_t; +typedef struct pointer_type_t pointer_type_t; +typedef struct function_parameter_t function_parameter_t; +typedef struct function_type_t function_type_t; +typedef struct compound_type_t compound_type_t; +typedef struct enum_type_t enum_type_t; +typedef struct builtin_type_t builtin_type_t; +typedef struct array_type_t array_type_t; +typedef struct typedef_type_t typedef_type_t; +typedef struct bitfield_type_t bitfield_type_t; +typedef struct typeof_type_t typeof_type_t; +typedef union type_t type_t; void init_types(void); void exit_types(void); @@ -25,18 +98,37 @@ void print_type(const type_t *type); * if symbol is NULL */ void print_type_ext(const type_t *type, const symbol_t *symbol, - const context_t *context); + const scope_t *scope); + +void print_type_qualifiers(type_qualifiers_t qualifiers); + +void print_enum_definition(const declaration_t *declaration); +void print_compound_definition(const declaration_t *declaration); /** * set output stream for the type printer */ void type_set_output(FILE *out); +void inc_type_visited(void); + /** * returns true if type contains integer numbers */ bool is_type_integer(const type_t *type); +/** + * return true if type contains signed numbers + */ +bool is_type_signed(const type_t *type); + +/** + * returns true if type contains floating point numbers + */ +bool is_type_float(const type_t *type); + +bool is_type_real(const type_t *type); + /** * returns true if the type is valid. A type is valid if it contains no * unresolved references anymore and is not of TYPE_INVALID. @@ -44,13 +136,50 @@ bool is_type_integer(const type_t *type); bool type_valid(const type_t *type); /** - * returns true if the type is an arithmetic type (6.2.18) + * returns true if the type is an arithmetic type (§6.2.5 clause 18) */ bool is_type_arithmetic(const type_t *type); /** - * returns true if the type is a scalar type (6.2.21) + * returns true if the type is a scalar type (§6.2.5 clause 21) */ bool is_type_scalar(const type_t *type); +bool is_type_incomplete(const type_t *type); + +bool is_type_object(const type_t *type); + +bool types_compatible(const type_t *type1, const type_t *type2); + +type_t *get_unqualified_type(type_t *type); +type_t *skip_typeref(type_t *type); + +/** + * returns size of an atomic type kind in bytes + */ +unsigned get_atomic_type_size(atomic_type_kind_t kind); + +/** + * returns alignment of an atomic type kind in bytes + */ +unsigned get_atomic_type_alignment(atomic_type_kind_t kind); + +/** + * returns flags of an atomic type kind + */ +unsigned get_atomic_type_flags(atomic_type_kind_t kind); + +atomic_type_kind_t get_intptr_kind(void); +atomic_type_kind_t get_uintptr_kind(void); + +/** + * Find the atomic type kind representing a given size (signed). + */ +atomic_type_kind_t find_signed_int_atomic_type_kind_for_size(unsigned size); + +/** + * Find the atomic type kind representing a given size (unsigned). + */ +atomic_type_kind_t find_unsigned_int_atomic_type_kind_for_size(unsigned size); + #endif