quakeforge/tools/qfcc/include/def.h
Bill Currie 8d3508cf20 Allocate space for temp defs using size rather than type.
Statement operands throw away the high level type information, so store
type size in the operand and use this size for allocating space for temps
rather than using the low-level type.
2011-03-23 21:32:14 +09:00

91 lines
2.3 KiB
C

/*
def.h
def management and symbol tables
Copyright (C) 2002 Bill Currie <bill@taniwha.org>
Author: Bill Currie <bill@taniwha.org>
Date: 2002/06/04
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#ifndef __def_h
#define __def_h
#include "QF/pr_comp.h"
#include "QF/pr_debug.h"
typedef struct def_s {
struct def_s *next; ///< general purpose linking
struct type_s *type;
const char *name;
struct defspace_s *space;
int offset;
struct def_s *alias;
struct reloc_s *relocs; ///< for relocations
unsigned offset_reloc:1; ///< use *_def_ofs relocs
unsigned initialized:1;
unsigned constant:1; ///< stores constant value
unsigned global:1; ///< globally declared def
unsigned external:1; ///< externally declared def
unsigned local:1; ///< function local def
unsigned system:1; ///< system def
unsigned nosave:1; ///< don't set DEF_SAVEGLOBAL
string_t file; ///< source file
int line; ///< source line
int qfo_def; ///< index to def in qfo defs
void *return_addr; ///< who allocated this
} def_t;
typedef enum storage_class_e {
st_global,
st_system,
st_extern,
st_static,
st_local
} storage_class_t;
extern storage_class_t current_storage;
def_t *new_def (const char *name, struct type_s *type,
struct defspace_s *space, storage_class_t storage);
def_t *alias_def (def_t *def, struct type_s *type);
def_t *temp_def (etype_t type, int size);
void free_def (def_t *def);
void def_to_ddef (def_t *def, ddef_t *ddef, int aux);
struct symbol_s;
struct expr_s;
void initialize_def (struct symbol_s *sym, struct type_s *type,
struct expr_s *init, struct defspace_s *space,
storage_class_t storage);
#endif//__def_h