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/*
vhd2vl v2.3
VHDL to Verilog RTL translator
Copyright (C) 2001 Vincenzo Liguori - Ocean Logic Pty Ltd - http://www.ocean-logic.com
Modifications (C) 2006 Mark Gonzales - PMC Sierra Inc
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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __def_h
#define __def_h
#define MAXINDENT 36
#define MAXEDGES 1000 /* maximum number of @(edge) processes supported in a source file */
typedef struct nlist {
char *name; /* Name */
struct nlist *next;
} nlist;
enum slistType {tSLIST, tTXT, tVAL, tPTXT, tOTHERS};
typedef struct slist {
enum slistType type;
struct slist *slst;
union {
struct slist *sl; /* type 0 */
char *txt; /* type 1 */
char **ptxt; /* type 3!*/
int val; /* type 2,4 */
} data;
} slist;
enum vrangeType {tSCALAR, tSUBSCRIPT, tVRANGE};
typedef struct vrange {
/* int hi, lo; */
enum vrangeType vtype;
struct slist *nhi, *nlo; /* MAG index is a simple expression */
slist *size_expr; /* expression that calculates size (width) of this vrange */
int sizeval; /* precalculated size value */
int updown; /* only used for indext part select case */
struct slist *xhi, *xlo; /* array index range; 0,0 for normal scalars */
} vrange;
typedef struct slval {
slist *sl;
int val; /* Signal size */
vrange *range; /* Signal size */
} slval;
typedef struct expdata {
char op;
int value; /* only set for simple_expr */
slist *sl;
} expdata;
typedef struct sglist {
char *name; /* Signal name */
char *type; /* Reg or wire */
const char *dir; /* input, output, inout */
vrange *range; /* Signal size */
struct sglist *next;
} sglist;
typedef struct blknamelist {
char *name; /* Optional name */
struct blknamelist *next;
} blknamelist;
#endif
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