+/*
+ * This file is part of cparser.
+ * Copyright (C) 2007-2008 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
+ * 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 <config.h>
#include <stdio.h>
#include <assert.h>
+
#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;
static FILE *out;
struct obstack *type_obst = &_type_obst;
static int type_visited = 0;
-static bool print_implicit_array_size = true;
+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);
+typedef struct atomic_type_properties_t atomic_type_properties_t;
+struct atomic_type_properties_t {
+ unsigned size; /**< type size in bytes */
+ unsigned alignment; /**< type alignment in bytes */
+ unsigned flags; /**< type flags from atomic_type_flag_t */
+};
+
+static atomic_type_properties_t atomic_type_properties[ATOMIC_TYPE_LAST+1] = {
+ //ATOMIC_TYPE_INVALID = 0,
+ [ATOMIC_TYPE_VOID] = {
+ .size = 0,
+ .alignment = 0,
+ .flags = ATOMIC_TYPE_FLAG_NONE
+ },
+ [ATOMIC_TYPE_CHAR] = {
+ .size = 1,
+ .alignment = 1,
+ /* signed flag will be set when known */
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_SCHAR] = {
+ .size = 1,
+ .alignment = 1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_UCHAR] = {
+ .size = 1,
+ .alignment = 1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_SHORT] = {
+ .size = 2,
+ .alignment = 2,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED
+ },
+ [ATOMIC_TYPE_USHORT] = {
+ .size = 2,
+ .alignment = 2,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_INT] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_UINT] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_LONG] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_ULONG] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_LONGLONG] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_ULONGLONG] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_BOOL] = {
+ .size = (unsigned) -1,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_INTEGER | ATOMIC_TYPE_FLAG_ARITHMETIC,
+ },
+ [ATOMIC_TYPE_FLOAT] = {
+ .size = 4,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_FLOAT | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_DOUBLE] = {
+ .size = 8,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_FLOAT | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ [ATOMIC_TYPE_LONG_DOUBLE] = {
+ .size = 12,
+ .alignment = (unsigned) -1,
+ .flags = ATOMIC_TYPE_FLAG_FLOAT | ATOMIC_TYPE_FLAG_ARITHMETIC
+ | ATOMIC_TYPE_FLAG_SIGNED,
+ },
+ /* complex and imaginary types are set in init_types */
+};
+
void init_types(void)
{
obstack_init(type_obst);
+
+ atomic_type_properties_t *props = atomic_type_properties;
+
+ if(char_is_signed) {
+ props[ATOMIC_TYPE_CHAR].flags |= ATOMIC_TYPE_FLAG_SIGNED;
+ }
+
+ unsigned int_size = machine_size < 32 ? 2 : 4;
+ unsigned long_size = machine_size < 64 ? 4 : 8;
+ unsigned llong_size = machine_size < 32 ? 4 : 8;
+
+ props[ATOMIC_TYPE_INT].size = int_size;
+ props[ATOMIC_TYPE_INT].alignment = int_size;
+ props[ATOMIC_TYPE_UINT].size = int_size;
+ props[ATOMIC_TYPE_UINT].alignment = int_size;
+ props[ATOMIC_TYPE_LONG].size = long_size;
+ props[ATOMIC_TYPE_LONG].alignment = long_size;
+ props[ATOMIC_TYPE_ULONG].size = long_size;
+ props[ATOMIC_TYPE_ULONG].alignment = long_size;
+ props[ATOMIC_TYPE_LONGLONG].size = llong_size;
+ props[ATOMIC_TYPE_LONGLONG].alignment = llong_size;
+ props[ATOMIC_TYPE_ULONGLONG].size = llong_size;
+ props[ATOMIC_TYPE_ULONGLONG].alignment = llong_size;
+
+ /* TODO: backend specific, need a way to query the backend for this.
+ * The following are good settings for x86 */
+ props[ATOMIC_TYPE_FLOAT].alignment = 4;
+ props[ATOMIC_TYPE_DOUBLE].alignment = 4;
+ props[ATOMIC_TYPE_LONGLONG].alignment = 4;
+ props[ATOMIC_TYPE_ULONGLONG].alignment = 4;
+
+ props[ATOMIC_TYPE_BOOL] = props[ATOMIC_TYPE_UINT];
+
+ /* initialize complex/imaginary types */
+ props[ATOMIC_TYPE_FLOAT_COMPLEX] = props[ATOMIC_TYPE_FLOAT];
+ props[ATOMIC_TYPE_FLOAT_COMPLEX].flags |= ATOMIC_TYPE_FLAG_COMPLEX;
+ props[ATOMIC_TYPE_FLOAT_COMPLEX].size *= 2;
+ props[ATOMIC_TYPE_DOUBLE_COMPLEX] = props[ATOMIC_TYPE_DOUBLE];
+ props[ATOMIC_TYPE_DOUBLE_COMPLEX].flags |= ATOMIC_TYPE_FLAG_COMPLEX;
+ props[ATOMIC_TYPE_DOUBLE_COMPLEX].size *= 2;
+ props[ATOMIC_TYPE_LONG_DOUBLE_COMPLEX]
+ = props[ATOMIC_TYPE_LONG_DOUBLE];
+ props[ATOMIC_TYPE_LONG_DOUBLE_COMPLEX].flags |= ATOMIC_TYPE_FLAG_COMPLEX;
+ props[ATOMIC_TYPE_LONG_DOUBLE_COMPLEX].size *= 2;
+
+ props[ATOMIC_TYPE_FLOAT_IMAGINARY] = props[ATOMIC_TYPE_FLOAT];
+ props[ATOMIC_TYPE_DOUBLE_IMAGINARY] = props[ATOMIC_TYPE_DOUBLE];
+ props[ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY] = props[ATOMIC_TYPE_LONG_DOUBLE];
}
void exit_types(void)
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;
+ print_type_qualifiers(type->base.qualifiers);
+
+ 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);
}
*/
static void print_function_type_pre(const function_type_t *type, bool top)
{
- print_type_qualifiers(type->type.qualifiers);
+ print_type_qualifiers(type->base.qualifiers);
intern_print_type_pre(type->return_type, false);
{
intern_print_type_pre(type->points_to, false);
fputs("*", out);
- print_type_qualifiers(type->type.qualifiers);
+ print_type_qualifiers(type->base.qualifiers);
}
/**
if(type->is_static) {
fputs("static ", out);
}
- print_type_qualifiers(type->type.qualifiers);
- if(type->size != NULL
+ print_type_qualifiers(type->base.qualifiers);
+ if(type->size_expression != NULL
&& (print_implicit_array_size || !type->has_implicit_size)) {
- print_expression(type->size);
+ print_expression(type->size_expression);
}
fputc(']', out);
intern_print_type_post(type->element_type, false);
{
fputs(" : ", out);
print_expression(type->size);
- intern_print_type_post(type->base, false);
+ intern_print_type_post(type->base_type, false);
}
/**
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");
}
*/
static void print_type_enum(const enum_type_t *type)
{
- print_type_qualifiers(type->type.qualifiers);
+ print_type_qualifiers(type->base.qualifiers);
fputs("enum ", out);
declaration_t *declaration = type->declaration;
*/
static void print_compound_type(const compound_type_t *type)
{
- print_type_qualifiers(type->type.qualifiers);
+ print_type_qualifiers(type->base.qualifiers);
- if(type->type.kind == TYPE_COMPOUND_STRUCT) {
+ if(type->base.kind == TYPE_COMPOUND_STRUCT) {
fputs("struct ", out);
} else {
- assert(type->type.kind == TYPE_COMPOUND_UNION);
+ assert(type->base.kind == TYPE_COMPOUND_UNION);
fputs("union ", out);
}
*/
static void print_typedef_type_pre(const typedef_type_t *const type)
{
- print_type_qualifiers(type->type.qualifiers);
+ print_type_qualifiers(type->base.qualifiers);
fputs(type->declaration->symbol->string, out);
}
print_pointer_type_pre(&type->pointer);
return;
case TYPE_BITFIELD:
- intern_print_type_pre(type->bitfield.base, top);
+ intern_print_type_pre(type->bitfield.base_type, top);
return;
case TYPE_ARRAY:
print_array_type_pre(&type->array);
return type->kind != TYPE_INVALID;
}
+static bool test_atomic_type_flag(atomic_type_kind_t kind,
+ atomic_type_flag_t flag)
+{
+ assert(kind <= ATOMIC_TYPE_LAST);
+ return (atomic_type_properties[kind].flags & flag) != 0;
+}
+
/**
* Returns true if the given type is an integer type.
*
if(type->kind != TYPE_ATOMIC)
return false;
- switch(type->atomic.akind) {
- 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 true;
- default:
- return false;
- }
+ return test_atomic_type_flag(type->atomic.akind, ATOMIC_TYPE_FLAG_INTEGER);
}
/**
if(type->kind != TYPE_ATOMIC)
return false;
- switch(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:
- return false;
- }
+ return test_atomic_type_flag(type->atomic.akind, ATOMIC_TYPE_FLAG_FLOAT);
}
/**
if(type->kind != TYPE_ATOMIC)
return false;
- switch(type->atomic.akind) {
- case ATOMIC_TYPE_CHAR:
- case ATOMIC_TYPE_SCHAR:
- case ATOMIC_TYPE_SHORT:
- case ATOMIC_TYPE_INT:
- case ATOMIC_TYPE_LONG:
- case ATOMIC_TYPE_LONGLONG:
- 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:
- case ATOMIC_TYPE_UCHAR:
- case ATOMIC_TYPE_USHORT:
- case ATOMIC_TYPE_UINT:
- case ATOMIC_TYPE_ULONG:
- case ATOMIC_TYPE_ULONGLONG:
- return false;
-
- case ATOMIC_TYPE_VOID:
- case ATOMIC_TYPE_INVALID:
- case ATOMIC_TYPE_LAST:
- return false;
- }
-
- panic("invalid atomic type found");
- return false;
+ return test_atomic_type_flag(type->atomic.akind, ATOMIC_TYPE_FLAG_SIGNED);
}
/**
{
assert(!is_typeref(type));
- if(type->kind == TYPE_BITFIELD)
- return true;
-
- if(is_type_integer(type) || is_type_float(type))
+ if(type->kind == TYPE_BITFIELD || type->kind == TYPE_ENUM)
return true;
+ if(type->kind != TYPE_ATOMIC)
+ return false;
- return false;
+ return test_atomic_type_flag(type->atomic.akind, ATOMIC_TYPE_FLAG_ARITHMETIC);
}
/**
switch (type->kind) {
case TYPE_POINTER: return true;
case TYPE_BUILTIN: return is_type_scalar(type->builtin.real_type);
- default: break;
+ default: break;
}
return is_type_arithmetic(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;
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;
}
/**
assert(type1->kind == TYPE_POINTER);
assert(type2->kind == TYPE_POINTER);
+ (void) type1;
+ (void) type2;
/* TODO */
return true;
}
return type;
}
+unsigned get_atomic_type_size(atomic_type_kind_t kind)
+{
+ assert(kind <= ATOMIC_TYPE_LAST);
+ return atomic_type_properties[kind].size;
+}
+
+unsigned get_atomic_type_alignment(atomic_type_kind_t kind)
+{
+ assert(kind <= ATOMIC_TYPE_LAST);
+ return atomic_type_properties[kind].alignment;
+}
+
+unsigned get_atomic_type_flags(atomic_type_kind_t kind)
+{
+ assert(kind <= ATOMIC_TYPE_LAST);
+ return atomic_type_properties[kind].flags;
+}
+
+atomic_type_kind_t get_intptr_kind(void)
+{
+ if(machine_size <= 32)
+ return ATOMIC_TYPE_INT;
+ else if(machine_size <= 64)
+ return ATOMIC_TYPE_LONG;
+ else
+ return ATOMIC_TYPE_LONGLONG;
+}
+
+atomic_type_kind_t get_uintptr_kind(void)
+{
+ if(machine_size <= 32)
+ return ATOMIC_TYPE_UINT;
+ else if(machine_size <= 64)
+ return ATOMIC_TYPE_ULONG;
+ else
+ return ATOMIC_TYPE_ULONGLONG;
+}
+
+/**
+ * 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.
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 teh new 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->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.
*/