+/*
+ * 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);
{
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_INT8: s = "__int8"; break;
+ case ATOMIC_TYPE_INT16: s = "__int16"; break;
+ case ATOMIC_TYPE_INT32: s = "__int32"; break;
+ case ATOMIC_TYPE_INT64: s = "__int64"; break;
+ case ATOMIC_TYPE_INT128: s = "__int128"; break;
+ case ATOMIC_TYPE_UINT8: s = "unsigned __int8"; break;
+ case ATOMIC_TYPE_UINT16: s = "unsigned __int16"; break;
+ case ATOMIC_TYPE_UINT32: s = "unsigned __int32"; break;
+ case ATOMIC_TYPE_UINT64: s = "unsigned __int64"; break;
+ case ATOMIC_TYPE_UINT128: s = "unsigned __int128"; 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);
}
fputs("static ", out);
}
print_type_qualifiers(type->type.qualifiers);
- if(type->size != NULL
+ 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);
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");
}
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:
case ATOMIC_TYPE_ULONG:
case ATOMIC_TYPE_LONGLONG:
case ATOMIC_TYPE_ULONGLONG:
+ case ATOMIC_TYPE_INT8:
+ case ATOMIC_TYPE_INT16:
+ case ATOMIC_TYPE_INT32:
+ case ATOMIC_TYPE_INT64:
+ case ATOMIC_TYPE_INT128:
+ case ATOMIC_TYPE_UINT8:
+ case ATOMIC_TYPE_UINT16:
+ case ATOMIC_TYPE_UINT32:
+ case ATOMIC_TYPE_UINT64:
+ case ATOMIC_TYPE_UINT128:
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");
}
/**
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:
+ case ATOMIC_TYPE_INT8:
+ case ATOMIC_TYPE_INT16:
+ case ATOMIC_TYPE_INT32:
+ case ATOMIC_TYPE_INT64:
+ case ATOMIC_TYPE_INT128:
+ case ATOMIC_TYPE_UINT8:
+ case ATOMIC_TYPE_UINT16:
+ case ATOMIC_TYPE_UINT32:
+ case ATOMIC_TYPE_UINT64:
+ case ATOMIC_TYPE_UINT128:
return false;
}
+
+ panic("unexpected atomic type kind");
}
/**
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:
case ATOMIC_TYPE_FLOAT:
case ATOMIC_TYPE_DOUBLE:
case ATOMIC_TYPE_LONG_DOUBLE:
-#ifdef PROVIDE_COMPLEX
+ case ATOMIC_TYPE_INT8:
+ case ATOMIC_TYPE_INT16:
+ case ATOMIC_TYPE_INT32:
+ case ATOMIC_TYPE_INT64:
+ case ATOMIC_TYPE_INT128:
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_UINT:
case ATOMIC_TYPE_ULONG:
case ATOMIC_TYPE_ULONGLONG:
+ case ATOMIC_TYPE_UINT8:
+ case ATOMIC_TYPE_UINT16:
+ case ATOMIC_TYPE_UINT32:
+ case ATOMIC_TYPE_UINT64:
+ case ATOMIC_TYPE_UINT128:
return false;
case ATOMIC_TYPE_VOID:
case ATOMIC_TYPE_INVALID:
- case ATOMIC_TYPE_LAST:
return false;
}
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;
}
/**
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:
+ case ATOMIC_TYPE_INT8:
+ case ATOMIC_TYPE_UINT8:
+ return 1;
+
+ case ATOMIC_TYPE_SHORT:
+ case ATOMIC_TYPE_USHORT:
+ case ATOMIC_TYPE_INT16:
+ case ATOMIC_TYPE_UINT16:
+ return 2;
+
+ case ATOMIC_TYPE_INT32:
+ case ATOMIC_TYPE_UINT32:
+ return 4;
+
+ case ATOMIC_TYPE_INT64:
+ case ATOMIC_TYPE_UINT64:
+ return 8;
+
+ case ATOMIC_TYPE_INT128:
+ case ATOMIC_TYPE_UINT128:
+ return 16;
+
+ 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");
+}
+
/**
* 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 aligmnent depending on the atype here */
+
return identify_new_type(type);
}
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.
*/