M2-Planet/cc_types.c

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/* Copyright (C) 2016 Jeremiah Orians
* This file is part of stage0.
*
* stage0 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 3 of the License, or
* (at your option) any later version.
*
* stage0 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 stage0. If not, see <http://www.gnu.org/licenses/>.
*/
#include "cc.h"
#include <stdint.h>
/* Initialize default types */
void initialize_types()
{
/* Define void */
global_types = calloc(1, sizeof(struct type));
global_types->name = "void";
global_types->size = 4;
global_types->type = global_types;
/* void* has the same properties as void */
global_types->indirect = global_types;
/* Define int */
struct type* a = calloc(1, sizeof(struct type));
a->name = "int";
a->size = 4;
/* int* has the same properties as int */
a->indirect = a;
a->type = a;
/* Define char* */
struct type* b = calloc(1, sizeof(struct type));
b->name = "char*";
b->size = 4;
b->type = b;
/* Define char */
struct type* c = calloc(1, sizeof(struct type));
c->name = "char";
c->size = 1;
c->type = c;
/* char** is char */
c->indirect = b;
b->indirect = c;
/* Define FILE */
struct type* d = calloc(1, sizeof(struct type));
d->name = "FILE";
d->size = 4;
d->type = d;
/* int* has the same properties as int */
d->indirect = d;
/* Finalize type list */
c->next = d;
a->next = c;
global_types->next = a;
}