X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=type.c;h=88c52b4121bc888751d9fdc8e6aac53c84614740;hb=3345104e6b51bf496dd5dae7e9544f421adb11e7;hp=553cd5c70b7ed76b58abe303e27e54fe8ef7d34f;hpb=1868e5780d94ac2ba7e49a72c82b5b66e91a0926;p=cparser diff --git a/type.c b/type.c index 553cd5c..88c52b4 100644 --- a/type.c +++ b/type.c @@ -1,15 +1,38 @@ +/* + * 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. + */ #include #include #include + #include "type_t.h" +#include "symbol_t.h" #include "type_hash.h" #include "adt/error.h" +#include "lang_features.h" static struct obstack _type_obst; -struct obstack *type_obst = &_type_obst; static FILE *out; -static int type_visited = 0; +struct obstack *type_obst = &_type_obst; +static int type_visited = 0; +static bool print_implicit_array_size = false; static void intern_print_type_pre(const type_t *type, bool top); static void intern_print_type_post(const type_t *type, bool top); @@ -41,35 +64,51 @@ void print_type_qualifiers(type_qualifiers_t qualifiers) if(qualifiers & TYPE_QUALIFIER_RESTRICT) fputs("restrict ", out); } +/** + * Prints the name of a atomic type. + * + * @param type The type. + */ static void print_atomic_type(const atomic_type_t *type) { print_type_qualifiers(type->type.qualifiers); - const char *s; - switch(type->akind) { - case ATOMIC_TYPE_INVALID: s = "INVALIDATOMIC"; break; - case ATOMIC_TYPE_VOID: s = "void"; break; - case ATOMIC_TYPE_BOOL: s = "_Bool"; break; - case ATOMIC_TYPE_CHAR: s = "char"; break; - case ATOMIC_TYPE_SCHAR: s = "signed char"; break; - case ATOMIC_TYPE_UCHAR: s = "unsigned char"; break; - case ATOMIC_TYPE_INT: s = "int"; break; - case ATOMIC_TYPE_UINT: s = "unsigned int"; break; - case ATOMIC_TYPE_SHORT: s = "short"; break; - case ATOMIC_TYPE_USHORT: s = "unsigned short"; break; - case ATOMIC_TYPE_LONG: s = "long"; break; - case ATOMIC_TYPE_ULONG: s = "unsigned long"; break; - case ATOMIC_TYPE_LONGLONG: s = "long long"; break; - case ATOMIC_TYPE_ULONGLONG: s = "unsigned long long"; break; - case ATOMIC_TYPE_LONG_DOUBLE: s = "long double"; break; - case ATOMIC_TYPE_FLOAT: s = "float"; break; - case ATOMIC_TYPE_DOUBLE: s = "double"; break; - default: s = "UNKNOWNATOMIC"; break; + const char *s = "INVALIDATOMIC"; + switch((atomic_type_kind_t) type->akind) { + case ATOMIC_TYPE_INVALID: break; + case ATOMIC_TYPE_VOID: s = "void"; break; + case ATOMIC_TYPE_BOOL: s = "_Bool"; break; + case ATOMIC_TYPE_CHAR: s = "char"; break; + case ATOMIC_TYPE_SCHAR: s = "signed char"; break; + case ATOMIC_TYPE_UCHAR: s = "unsigned char"; break; + case ATOMIC_TYPE_INT: s = "int"; break; + case ATOMIC_TYPE_UINT: s = "unsigned int"; break; + case ATOMIC_TYPE_SHORT: s = "short"; break; + case ATOMIC_TYPE_USHORT: s = "unsigned short"; break; + case ATOMIC_TYPE_LONG: s = "long"; break; + case ATOMIC_TYPE_ULONG: s = "unsigned long"; break; + case ATOMIC_TYPE_LONGLONG: s = "long long"; break; + case ATOMIC_TYPE_ULONGLONG: s = "unsigned long long"; break; + case ATOMIC_TYPE_LONG_DOUBLE: s = "long double"; break; + case ATOMIC_TYPE_FLOAT: s = "float"; break; + case ATOMIC_TYPE_DOUBLE: s = "double"; break; + case ATOMIC_TYPE_FLOAT_COMPLEX: s = "_Complex float"; break; + case ATOMIC_TYPE_DOUBLE_COMPLEX: s = "_Complex float"; break; + case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX: s = "_Complex float"; break; + case ATOMIC_TYPE_FLOAT_IMAGINARY: s = "_Imaginary float"; break; + case ATOMIC_TYPE_DOUBLE_IMAGINARY: s = "_Imaginary float"; break; + case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY: s = "_Imaginary float"; break; } fputs(s, out); } +/** + * Print the first part (the prefix) of a type. + * + * @param type The type to print. + * @param top true, if this is the top type, false if it's an embedded type. + */ static void print_function_type_pre(const function_type_t *type, bool top) { print_type_qualifiers(type->type.qualifiers); @@ -81,6 +120,12 @@ static void print_function_type_pre(const function_type_t *type, bool top) fputc('(', out); } +/** + * Print the second part (the postfix) of a type. + * + * @param type The type to print. + * @param top true, if this is the top type, false if it's an embedded type. + */ static void print_function_type_post(const function_type_t *type, const scope_t *scope, bool top) { @@ -128,6 +173,11 @@ static void print_function_type_post(const function_type_t *type, fputc(')', out); } +/** + * Prints the prefix part of a pointer type. + * + * @param type The pointer type. + */ static void print_pointer_type_pre(const pointer_type_t *type) { intern_print_type_pre(type->points_to, false); @@ -135,16 +185,31 @@ static void print_pointer_type_pre(const pointer_type_t *type) print_type_qualifiers(type->type.qualifiers); } +/** + * Prints the postfix part of a pointer type. + * + * @param type The pointer type. + */ static void print_pointer_type_post(const pointer_type_t *type) { intern_print_type_post(type->points_to, false); } +/** + * Prints the prefix part of an array type. + * + * @param type The array type. + */ static void print_array_type_pre(const array_type_t *type) { intern_print_type_pre(type->element_type, false); } +/** + * Prints the postfix part of an array type. + * + * @param type The array type. + */ static void print_array_type_post(const array_type_t *type) { fputc('[', out); @@ -152,13 +217,19 @@ static void print_array_type_post(const array_type_t *type) fputs("static ", out); } print_type_qualifiers(type->type.qualifiers); - if(type->size != NULL) { - print_expression(type->size); + if(type->size_expression != NULL + && (print_implicit_array_size || !type->has_implicit_size)) { + print_expression(type->size_expression); } fputc(']', out); intern_print_type_post(type->element_type, false); } +/** + * Prints the postfix part of a bitfield type. + * + * @param type The array type. + */ static void print_bitfield_type_post(const bitfield_type_t *type) { fputs(" : ", out); @@ -166,6 +237,11 @@ static void print_bitfield_type_post(const bitfield_type_t *type) intern_print_type_post(type->base, false); } +/** + * Prints an enum definition. + * + * @param declaration The enum's type declaration. + */ void print_enum_definition(const declaration_t *declaration) { fputs("{\n", out); @@ -180,7 +256,13 @@ void print_enum_definition(const declaration_t *declaration) fprintf(out, "%s", entry->symbol->string); if(entry->init.initializer != NULL) { fprintf(out, " = "); - print_expression(entry->init.enum_value); + + /* skip the implicit cast */ + expression_t *expression = entry->init.enum_value; + if(expression->kind == EXPR_UNARY_CAST_IMPLICIT) { + expression = expression->unary.value; + } + print_expression(expression); } fprintf(out, ",\n"); } @@ -190,6 +272,11 @@ void print_enum_definition(const declaration_t *declaration) fputs("}", out); } +/** + * Prints an enum type. + * + * @param type The enum type. + */ static void print_type_enum(const enum_type_t *type) { print_type_qualifiers(type->type.qualifiers); @@ -204,6 +291,11 @@ static void print_type_enum(const enum_type_t *type) } } +/** + * Print the compound part of a compound type. + * + * @param declaration The declaration of the compound type. + */ void print_compound_definition(const declaration_t *declaration) { fputs("{\n", out); @@ -221,6 +313,11 @@ void print_compound_definition(const declaration_t *declaration) fputs("}", out); } +/** + * Prints a compound type. + * + * @param type The compound type. + */ static void print_compound_type(const compound_type_t *type) { print_type_qualifiers(type->type.qualifiers); @@ -241,12 +338,22 @@ static void print_compound_type(const compound_type_t *type) } } +/** + * Prints the prefix part of a typedef type. + * + * @param type The typedef type. + */ static void print_typedef_type_pre(const typedef_type_t *const type) { print_type_qualifiers(type->type.qualifiers); fputs(type->declaration->symbol->string, out); } +/** + * Prints the prefix part of a typeof type. + * + * @param type The typeof type. + */ static void print_typeof_type_pre(const typeof_type_t *const type) { fputs("typeof(", out); @@ -259,6 +366,12 @@ static void print_typeof_type_pre(const typeof_type_t *const type) fputc(')', out); } +/** + * Prints the prefix part of a type. + * + * @param type The type. + * @param top true if we print the toplevel type, false else. + */ static void intern_print_type_pre(const type_t *const type, const bool top) { switch(type->kind) { @@ -302,6 +415,12 @@ static void intern_print_type_pre(const type_t *const type, const bool top) fputs("unknown", out); } +/** + * Prints the postfix part of a type. + * + * @param type The type. + * @param top true if we print the toplevel type, false else. + */ static void intern_print_type_post(const type_t *const type, const bool top) { switch(type->kind) { @@ -330,6 +449,11 @@ static void intern_print_type_post(const type_t *const type, const bool top) } } +/** + * Prints a type. + * + * @param type The type. + */ void print_type(const type_t *const type) { print_type_ext(type, NULL, NULL); @@ -355,7 +479,12 @@ void print_type_ext(const type_t *const type, const symbol_t *symbol, } } -static size_t get_type_size(type_t *type) +/** + * Return the size of a type AST node. + * + * @param type The type. + */ +static size_t get_type_size(const type_t *type) { switch(type->kind) { case TYPE_ATOMIC: return sizeof(atomic_type_t); @@ -376,10 +505,14 @@ static size_t get_type_size(type_t *type) } /** - * duplicates a type - * note that this does not produce a deep copy! + * Duplicates a type. + * + * @param type The type to copy. + * @return A copy of the type. + * + * @note This does not produce a deep copy! */ -type_t *duplicate_type(type_t *type) +type_t *duplicate_type(const type_t *type) { size_t size = get_type_size(type); @@ -389,6 +522,12 @@ type_t *duplicate_type(type_t *type) return copy; } +/** + * Returns the unqualified type of a given type. + * + * @param type The type. + * @returns The unqualified type. + */ type_t *get_unqualified_type(type_t *type) { if(type->base.qualifiers == TYPE_QUALIFIER_NONE) @@ -405,11 +544,23 @@ type_t *get_unqualified_type(type_t *type) return result; } +/** + * Check if a type is valid. + * + * @param type The type to check. + * @return true if type represents a valid type. + */ bool type_valid(const type_t *type) { return type->kind != TYPE_INVALID; } +/** + * Returns true if the given type is an integer type. + * + * @param type The type to check. + * @return True if type is an integer type. + */ bool is_type_integer(const type_t *type) { assert(!is_typeref(type)); @@ -420,7 +571,7 @@ bool is_type_integer(const type_t *type) if(type->kind != TYPE_ATOMIC) return false; - switch(type->atomic.akind) { + switch((atomic_type_kind_t) type->atomic.akind) { case ATOMIC_TYPE_BOOL: case ATOMIC_TYPE_CHAR: case ATOMIC_TYPE_SCHAR: @@ -434,36 +585,75 @@ bool is_type_integer(const type_t *type) case ATOMIC_TYPE_LONGLONG: case ATOMIC_TYPE_ULONGLONG: return true; - default: + + case ATOMIC_TYPE_INVALID: + case ATOMIC_TYPE_VOID: + case ATOMIC_TYPE_FLOAT: + case ATOMIC_TYPE_DOUBLE: + case ATOMIC_TYPE_LONG_DOUBLE: + case ATOMIC_TYPE_FLOAT_COMPLEX: + case ATOMIC_TYPE_DOUBLE_COMPLEX: + case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX: + case ATOMIC_TYPE_FLOAT_IMAGINARY: + case ATOMIC_TYPE_DOUBLE_IMAGINARY: + case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY: return false; } + + panic("unexpected atomic type kind"); } -bool is_type_floating(const type_t *type) +/** + * Returns true if the given type is an floating point type. + * + * @param type The type to check. + * @return True if type is a floating point type. + */ +bool is_type_float(const type_t *type) { assert(!is_typeref(type)); if(type->kind != TYPE_ATOMIC) return false; - switch(type->atomic.akind) { + switch((atomic_type_kind_t) type->atomic.akind) { case ATOMIC_TYPE_FLOAT: case ATOMIC_TYPE_DOUBLE: case ATOMIC_TYPE_LONG_DOUBLE: -#ifdef PROVIDE_COMPLEX case ATOMIC_TYPE_FLOAT_COMPLEX: case ATOMIC_TYPE_DOUBLE_COMPLEX: case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX: case ATOMIC_TYPE_FLOAT_IMAGINARY: case ATOMIC_TYPE_DOUBLE_IMAGINARY: case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY: -#endif return true; - default: + + case ATOMIC_TYPE_INVALID: + case ATOMIC_TYPE_VOID: + case ATOMIC_TYPE_BOOL: + case ATOMIC_TYPE_CHAR: + case ATOMIC_TYPE_SCHAR: + case ATOMIC_TYPE_UCHAR: + case ATOMIC_TYPE_SHORT: + case ATOMIC_TYPE_USHORT: + case ATOMIC_TYPE_INT: + case ATOMIC_TYPE_UINT: + case ATOMIC_TYPE_LONG: + case ATOMIC_TYPE_ULONG: + case ATOMIC_TYPE_LONGLONG: + case ATOMIC_TYPE_ULONGLONG: return false; } + + panic("unexpected atomic type kind"); } +/** + * Returns true if the given type is a signed type. + * + * @param type The type to check. + * @return True if type is a signed type. + */ bool is_type_signed(const type_t *type) { assert(!is_typeref(type)); @@ -475,7 +665,7 @@ bool is_type_signed(const type_t *type) if(type->kind != TYPE_ATOMIC) return false; - switch(type->atomic.akind) { + switch((atomic_type_kind_t) type->atomic.akind) { case ATOMIC_TYPE_CHAR: case ATOMIC_TYPE_SCHAR: case ATOMIC_TYPE_SHORT: @@ -485,14 +675,12 @@ bool is_type_signed(const type_t *type) case ATOMIC_TYPE_FLOAT: case ATOMIC_TYPE_DOUBLE: case ATOMIC_TYPE_LONG_DOUBLE: -#ifdef PROVIDE_COMPLEX case ATOMIC_TYPE_FLOAT_COMPLEX: case ATOMIC_TYPE_DOUBLE_COMPLEX: case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX: case ATOMIC_TYPE_FLOAT_IMAGINARY: case ATOMIC_TYPE_DOUBLE_IMAGINARY: case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY: -#endif return true; case ATOMIC_TYPE_BOOL: @@ -505,7 +693,6 @@ bool is_type_signed(const type_t *type) case ATOMIC_TYPE_VOID: case ATOMIC_TYPE_INVALID: - case ATOMIC_TYPE_LAST: return false; } @@ -513,6 +700,12 @@ bool is_type_signed(const type_t *type) return false; } +/** + * Returns true if the given type represents an arithmetic type. + * + * @param type The type to check. + * @return True if type represents an arithmetic type. + */ bool is_type_arithmetic(const type_t *type) { assert(!is_typeref(type)); @@ -520,12 +713,18 @@ bool is_type_arithmetic(const type_t *type) if(type->kind == TYPE_BITFIELD) return true; - if(is_type_integer(type) || is_type_floating(type)) + if(is_type_integer(type) || is_type_float(type)) return true; return false; } +/** + * Returns true if the given type represents a scalar type. + * + * @param type The type to check. + * @return True if type represents a scalar type. + */ bool is_type_scalar(const type_t *type) { assert(!is_typeref(type)); @@ -540,7 +739,10 @@ bool is_type_scalar(const type_t *type) } /** - * Check if a given type is incomplete + * Check if a given type is incomplete. + * + * @param type The type to check. + * @return True if the given type is incomplete (ie. just forward). */ bool is_type_incomplete(const type_t *type) { @@ -563,7 +765,7 @@ bool is_type_incomplete(const type_t *type) return true; case TYPE_ARRAY: - return type->array.size == NULL; + return type->array.size_expression == NULL; case TYPE_ATOMIC: return type->atomic.akind == ATOMIC_TYPE_VOID; @@ -583,6 +785,9 @@ bool is_type_incomplete(const type_t *type) panic("invalid type found"); } +/** + * Check if two function types are compatible. + */ static bool function_types_compatible(const function_type_t *func1, const function_type_t *func2) { @@ -621,6 +826,9 @@ static bool function_types_compatible(const function_type_t *func1, return true; } +/** + * Check if two array types are compatible. + */ static bool array_types_compatible(const array_type_t *array1, const array_type_t *array2) { @@ -629,14 +837,15 @@ static bool array_types_compatible(const array_type_t *array1, if(!types_compatible(element_type1, element_type2)) return false; - if(array1->size != NULL && array2->size != NULL) { - /* TODO: check if size expression evaluate to the same value - * if they are constant */ - } + if(!array1->size_constant || !array2->size_constant) + return true; - return true; + return array1->size == array2->size; } +/** + * Check if two types are compatible. + */ bool types_compatible(const type_t *type1, const type_t *type2) { assert(!is_typeref(type1)); @@ -691,6 +900,9 @@ bool types_compatible(const type_t *type1, const type_t *type2) return false; } +/** + * Check if two pointer types are compatible. + */ bool pointers_compatible(const type_t *type1, const type_t *type2) { assert(!is_typeref(type1)); @@ -698,6 +910,8 @@ bool pointers_compatible(const type_t *type1, const type_t *type2) assert(type1->kind == TYPE_POINTER); assert(type2->kind == TYPE_POINTER); + (void) type1; + (void) type2; /* TODO */ return true; } @@ -728,7 +942,7 @@ type_t *skip_typeref(type_t *type) if(typeof_type->typeof_type != NULL) { type = typeof_type->typeof_type; } else { - type = typeof_type->expression->base.datatype; + type = typeof_type->expression->base.type; } continue; } @@ -751,8 +965,119 @@ type_t *skip_typeref(type_t *type) return type; } +unsigned get_atomic_type_size(atomic_type_kind_t kind) +{ + switch(kind) { + case ATOMIC_TYPE_CHAR: + case ATOMIC_TYPE_SCHAR: + case ATOMIC_TYPE_UCHAR: + return 1; + + case ATOMIC_TYPE_SHORT: + case ATOMIC_TYPE_USHORT: + return 2; + case ATOMIC_TYPE_BOOL: + case ATOMIC_TYPE_INT: + case ATOMIC_TYPE_UINT: + return machine_size >> 3; + + case ATOMIC_TYPE_LONG: + case ATOMIC_TYPE_ULONG: + return machine_size > 16 ? machine_size >> 3 : 4; + + case ATOMIC_TYPE_LONGLONG: + case ATOMIC_TYPE_ULONGLONG: + return machine_size > 16 ? 8 : 4; + + case ATOMIC_TYPE_FLOAT_IMAGINARY: + case ATOMIC_TYPE_FLOAT: + return 4; + + case ATOMIC_TYPE_DOUBLE_IMAGINARY: + case ATOMIC_TYPE_DOUBLE: + return 8; + + case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY: + case ATOMIC_TYPE_LONG_DOUBLE: + return 12; + + case ATOMIC_TYPE_VOID: + return 1; + + case ATOMIC_TYPE_FLOAT_COMPLEX: + return 2 * get_atomic_type_size(ATOMIC_TYPE_FLOAT); + case ATOMIC_TYPE_DOUBLE_COMPLEX: + return 2 * get_atomic_type_size(ATOMIC_TYPE_DOUBLE); + + case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX: + return 2 * get_atomic_type_size(ATOMIC_TYPE_LONG_DOUBLE); + + case ATOMIC_TYPE_INVALID: + break; + } + panic("Trying to determine size of invalid atomic type"); +} + +/** + * Find the atomic type kind representing a given size (signed). + */ +atomic_type_kind_t find_signed_int_atomic_type_kind_for_size(unsigned size) { + static atomic_type_kind_t kinds[32]; + + assert(size < 32); + atomic_type_kind_t kind = kinds[size]; + if(kind == ATOMIC_TYPE_INVALID) { + static const atomic_type_kind_t possible_kinds[] = { + ATOMIC_TYPE_SCHAR, + ATOMIC_TYPE_SHORT, + ATOMIC_TYPE_INT, + ATOMIC_TYPE_LONG, + ATOMIC_TYPE_LONGLONG + }; + for(unsigned i = 0; i < sizeof(possible_kinds)/sizeof(possible_kinds[0]); ++i) { + if(get_atomic_type_size(possible_kinds[i]) == size) { + kind = possible_kinds[i]; + break; + } + } + kinds[size] = kind; + } + return kind; +} + +/** + * Find the atomic type kind representing a given size (signed). + */ +atomic_type_kind_t find_unsigned_int_atomic_type_kind_for_size(unsigned size) { + static atomic_type_kind_t kinds[32]; + + assert(size < 32); + atomic_type_kind_t kind = kinds[size]; + if(kind == ATOMIC_TYPE_INVALID) { + static const atomic_type_kind_t possible_kinds[] = { + ATOMIC_TYPE_UCHAR, + ATOMIC_TYPE_USHORT, + ATOMIC_TYPE_UINT, + ATOMIC_TYPE_ULONG, + ATOMIC_TYPE_ULONGLONG + }; + for(unsigned i = 0; i < sizeof(possible_kinds)/sizeof(possible_kinds[0]); ++i) { + if(get_atomic_type_size(possible_kinds[i]) == size) { + kind = possible_kinds[i]; + break; + } + } + kinds[size] = kind; + } + return kind; +} + +/** + * Hash the given type and return the "singleton" version + * of it. + */ static type_t *identify_new_type(type_t *type) { type_t *result = typehash_insert(type); @@ -762,6 +1087,12 @@ static type_t *identify_new_type(type_t *type) return result; } +/** + * Creates a new atomic type. + * + * @param akind The kind of the atomic type. + * @param qualifiers Type qualifiers for the new type. + */ type_t *make_atomic_type(atomic_type_kind_t atype, type_qualifiers_t qualifiers) { type_t *type = obstack_alloc(type_obst, sizeof(atomic_type_t)); @@ -769,11 +1100,20 @@ type_t *make_atomic_type(atomic_type_kind_t atype, type_qualifiers_t qualifiers) type->kind = TYPE_ATOMIC; type->base.qualifiers = qualifiers; + type->base.alignment = 0; type->atomic.akind = atype; + /* TODO: set the alignment depending on the atype here */ + return identify_new_type(type); } +/** + * Creates a new pointer type. + * + * @param points_to The points-to type for the new type. + * @param qualifiers Type qualifiers for the new type. + */ type_t *make_pointer_type(type_t *points_to, type_qualifiers_t qualifiers) { type_t *type = obstack_alloc(type_obst, sizeof(pointer_type_t)); @@ -781,13 +1121,33 @@ type_t *make_pointer_type(type_t *points_to, type_qualifiers_t qualifiers) type->kind = TYPE_POINTER; type->base.qualifiers = qualifiers; + type->base.alignment = 0; type->pointer.points_to = points_to; return identify_new_type(type); } +type_t *make_array_type(type_t *element_type, size_t size, + type_qualifiers_t qualifiers) +{ + type_t *type = obstack_alloc(type_obst, sizeof(array_type_t)); + memset(type, 0, sizeof(array_type_t)); + + type->kind = TYPE_ARRAY; + type->base.qualifiers = qualifiers; + type->base.alignment = 0; + type->array.element_type = element_type; + type->array.size = size; + type->array.size_constant = true; + + return identify_new_type(type); +} + +/** + * Debug helper. Prints the given type to stdout. + */ static __attribute__((unused)) -void dbg_type(type_t *type) +void dbg_type(const type_t *type) { FILE *old_out = out; out = stderr;