+/*
+ * This file is part of cparser.
+ * 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
+ * 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 <stdbool.h>
#undef HashSetIterator
#undef HashSet
+typedef struct type_hash_iterator_t type_hash_iterator_t;
+typedef struct type_hash_t type_hash_t;
+
/* TODO: ^= is a bad way of combining hashes since most addresses are very
* similar */
static unsigned hash_atomic_type(const atomic_type_t *type)
{
unsigned some_prime = 27644437;
- unsigned result = type->atype * some_prime;
+ unsigned result = type->akind * some_prime;
+
+ return result;
+}
+
+static unsigned hash_complex_type(const complex_type_t *type)
+{
+ unsigned some_prime = 27644437;
+ unsigned result = type->akind * some_prime;
+
+ return result;
+}
+
+static unsigned hash_imaginary_type(const imaginary_type_t *type)
+{
+ unsigned some_prime = 27644437;
+ unsigned result = type->akind * some_prime;
return result;
}
static unsigned hash_pointer_type(const pointer_type_t *type)
{
- return hash_ptr(type->points_to);
+ return hash_ptr(type->points_to) ^ hash_ptr(type->base_variable);
+}
+
+static unsigned hash_reference_type(const reference_type_t *type)
+{
+ return hash_ptr(type->refers_to);
}
static unsigned hash_array_type(const array_type_t *type)
static unsigned hash_compound_type(const compound_type_t *type)
{
- return hash_ptr(type->declaration);
+ return hash_ptr(type->compound);
}
-static unsigned hash_type(const type_t *type);
-
static unsigned hash_function_type(const function_type_t *type)
{
unsigned result = hash_ptr(type->return_type);
function_parameter_t *parameter = type->parameters;
- while(parameter != NULL) {
+ while (parameter != NULL) {
result ^= hash_ptr(parameter->type);
parameter = parameter->next;
}
+ result += type->modifiers;
+ result += type->linkage;
+ result += type->calling_convention;
return result;
}
static unsigned hash_enum_type(const enum_type_t *type)
{
- return hash_ptr(type->declaration);
+ return hash_ptr(type->enume);
}
static unsigned hash_typeof_type(const typeof_type_t *type)
return result;
}
+static unsigned hash_bitfield_type(const bitfield_type_t *type)
+{
+ unsigned result = hash_ptr(type->base_type);
+ result ^= 27172145;
+
+ return result;
+}
+
static unsigned hash_type(const type_t *type)
{
unsigned hash = 0;
- switch(type->type) {
+ switch (type->kind) {
case TYPE_INVALID:
panic("internalizing void or invalid types not possible");
+ case TYPE_ERROR:
return 0;
case TYPE_ATOMIC:
hash = hash_atomic_type(&type->atomic);
break;
+ case TYPE_COMPLEX:
+ hash = hash_complex_type(&type->complex);
+ break;
+ case TYPE_IMAGINARY:
+ hash = hash_imaginary_type(&type->imaginary);
+ break;
case TYPE_ENUM:
hash = hash_enum_type(&type->enumt);
break;
case TYPE_POINTER:
hash = hash_pointer_type(&type->pointer);
break;
+ case TYPE_REFERENCE:
+ hash = hash_reference_type(&type->reference);
+ break;
case TYPE_ARRAY:
hash = hash_array_type(&type->array);
break;
hash = hash_ptr(type->builtin.symbol);
break;
case TYPE_TYPEDEF:
- hash = hash_ptr(type->typedeft.declaration);
+ hash = hash_ptr(type->typedeft.typedefe);
break;
case TYPE_TYPEOF:
hash = hash_typeof_type(&type->typeoft);
break;
+ case TYPE_BITFIELD:
+ hash = hash_bitfield_type(&type->bitfield);
+ break;
}
unsigned some_prime = 99991;
}
static bool atomic_types_equal(const atomic_type_t *type1,
- const atomic_type_t *type2)
+ const atomic_type_t *type2)
+{
+ return type1->akind == type2->akind;
+}
+
+static bool complex_types_equal(const complex_type_t *type1,
+ const complex_type_t *type2)
+{
+ return type1->akind == type2->akind;
+}
+
+static bool imaginary_types_equal(const imaginary_type_t *type1,
+ const imaginary_type_t *type2)
{
- return type1->atype == type2->atype;
+ return type1->akind == type2->akind;
}
static bool function_types_equal(const function_type_t *type1,
const function_type_t *type2)
{
- if(type1->return_type != type2->return_type)
+ if (type1->return_type != type2->return_type)
+ return false;
+ if (type1->variadic != type2->variadic)
return false;
- if(type1->variadic != type2->variadic)
+ if (type1->unspecified_parameters != type2->unspecified_parameters)
return false;
- if(type1->unspecified_parameters != type2->unspecified_parameters)
+ if (type1->kr_style_parameters != type2->kr_style_parameters)
return false;
- if(type1->kr_style_parameters != type2->kr_style_parameters)
+ if (type1->linkage != type2->linkage)
+ return false;
+ if (type1->modifiers != type2->modifiers)
+ return false;
+ if (type1->calling_convention != type2->calling_convention)
return false;
function_parameter_t *param1 = type1->parameters;
function_parameter_t *param2 = type2->parameters;
- while(param1 != NULL && param2 != NULL) {
- if(param1->type != param2->type)
+ while (param1 != NULL && param2 != NULL) {
+ if (param1->type != param2->type)
return false;
param1 = param1->next;
param2 = param2->next;
}
- if(param1 != NULL || param2 != NULL)
+ if (param1 != NULL || param2 != NULL)
return false;
return true;
static bool pointer_types_equal(const pointer_type_t *type1,
const pointer_type_t *type2)
{
- return type1->points_to == type2->points_to;
+ return type1->points_to == type2->points_to &&
+ type1->base_variable == type2->base_variable;
+}
+
+static bool reference_types_equal(const reference_type_t *type1,
+ const reference_type_t *type2)
+{
+ return type1->refers_to == type2->refers_to;
}
static bool array_types_equal(const array_type_t *type1,
const array_type_t *type2)
{
- if(type1->element_type != type2->element_type)
+ if (type1->element_type != type2->element_type)
return false;
- if(type1->is_variable != type2->is_variable)
+ if (type1->is_variable != type2->is_variable)
return false;
- if(type1->is_static != type2->is_static)
+ if (type1->is_static != type2->is_static)
return false;
- /* TODO: compare expressions for equality... */
- if(type1->size != type2->size)
+ if (type1->size_constant != type2->size_constant)
return false;
- return true;
+ /* never identify vla types, because we need them for caching calculated
+ * sizes later in ast2firm */
+ if (type1->is_vla || type2->is_vla)
+ return false;
+
+ /* TODO: compare size expressions for equality... */
+
+ return false;
}
static bool builtin_types_equal(const builtin_type_t *type1,
static bool compound_types_equal(const compound_type_t *type1,
const compound_type_t *type2)
{
- return type1->declaration == type2->declaration;
+ return type1->compound == type2->compound;
}
static bool enum_types_equal(const enum_type_t *type1,
const enum_type_t *type2)
{
- return type1->declaration == type2->declaration;
+ return type1->enume == type2->enume;
}
static bool typedef_types_equal(const typedef_type_t *type1,
const typedef_type_t *type2)
{
- return type1->declaration == type2->declaration;
+ return type1->typedefe == type2->typedefe;
}
static bool typeof_types_equal(const typeof_type_t *type1,
const typeof_type_t *type2)
{
- if(type1->expression != type2->expression)
+ if (type1->expression != type2->expression)
return false;
- if(type1->typeof_type != type2->typeof_type)
+ if (type1->typeof_type != type2->typeof_type)
return false;
return true;
}
+static bool bitfield_types_equal(const bitfield_type_t *type1,
+ const bitfield_type_t *type2)
+{
+ if (type1->base_type != type2->base_type)
+ return false;
+ /* TODO: compare size expression */
+ return false;
+}
+
static bool types_equal(const type_t *type1, const type_t *type2)
{
- if(type1 == type2)
+ if (type1 == type2)
return true;
- if(type1->type != type2->type)
+ if (type1->kind != type2->kind)
return false;
- if(type1->base.qualifiers != type2->base.qualifiers)
+ if (type1->base.qualifiers != type2->base.qualifiers)
return false;
- switch(type1->type) {
+ switch (type1->kind) {
+ case TYPE_ERROR:
+ /* Hmm, the error type is never equal */
+ return false;
case TYPE_INVALID:
return false;
case TYPE_ATOMIC:
return atomic_types_equal(&type1->atomic, &type2->atomic);
+ case TYPE_COMPLEX:
+ return complex_types_equal(&type1->complex, &type2->complex);
+ case TYPE_IMAGINARY:
+ return imaginary_types_equal(&type1->imaginary, &type2->imaginary);
case TYPE_ENUM:
return enum_types_equal(&type1->enumt, &type2->enumt);
case TYPE_COMPOUND_STRUCT:
return function_types_equal(&type1->function, &type2->function);
case TYPE_POINTER:
return pointer_types_equal(&type1->pointer, &type2->pointer);
+ case TYPE_REFERENCE:
+ return reference_types_equal(&type1->reference, &type2->reference);
case TYPE_ARRAY:
return array_types_equal(&type1->array, &type2->array);
case TYPE_BUILTIN:
return typeof_types_equal(&type1->typeoft, &type2->typeoft);
case TYPE_TYPEDEF:
return typedef_types_equal(&type1->typedeft, &type2->typedeft);
+ case TYPE_BITFIELD:
+ return bitfield_types_equal(&type1->bitfield, &type2->bitfield);
}
abort();
#define hashset_iterator_init typehash_iterator_init
#define hashset_iterator_next typehash_iterator_next
#define hashset_remove_iterator typehash_remove_iterator
+#define SCALAR_RETURN
#include "adt/hashset.c"