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Syntax for carrying sign with parameter.

This commit is contained in:
steve 2006-03-18 22:51:10 +00:00
parent dabdcf0fc9
commit 8defa4bcd0
6 changed files with 45 additions and 16 deletions
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9
vvp/README.txt
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@ -1,7 +1,7 @@
/*
* Copyright (c) 2001 Stephen Williams (steve@icarus.com)
*
* $Id: README.txt,v 1.76 2006/03/08 05:29:42 steve Exp $
* $Id: README.txt,v 1.77 2006/03/18 22:51:10 steve Exp $
*/
VVP SIMULATION ENGINE
@ -102,8 +102,8 @@ objects.
The syntax of a parameter is:
<label> .param/str <name>, <value>;
<label> .param/b <name>, <value> [<msb>,<lsb>,<s>];
<label> .param/l <name>, <value> [<msb>,<lsb>,<s>];
<label> .param/b <name>, <value> [<msb>,<lsb>];
<label> .param/l <name>, <value> [<msb>,<lsb>];
<label> .param/r <name>, <value>;
The <name> is a string that names the parameter. The name is placed in
@ -119,6 +119,9 @@ The value, then, is appropriate for the data type. For example:
P_123 .param/str "hello", "Hello, World.";
The boolean and logic values can also be signed or not. If signed, the
value is preceeded by a '+' character. (Note that the value is 2s
compliment, so the '+' says only that it is signed, not positive.)
FUNCTOR STATEMENTS:

9
vvp/compile.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: compile.cc,v 1.218 2006/03/08 05:29:42 steve Exp $"
#ident "$Id: compile.cc,v 1.219 2006/03/18 22:51:10 steve Exp $"
#endif
# include "arith.h"
@ -1473,10 +1473,10 @@ void compile_thread(char*start_sym, char*flag)
free(flag);
}
void compile_param_logic(char*label, char*name, char*value)
void compile_param_logic(char*label, char*name, char*value, bool signed_flag)
{
vvp_vector4_t value4 = c4string_to_vector4(value);
vpiHandle obj = vpip_make_binary_param(name, value4);
vpiHandle obj = vpip_make_binary_param(name, value4, signed_flag);
compile_vpi_symbol(label, obj);
vpip_attach_to_current_scope(obj);
@ -1495,6 +1495,9 @@ void compile_param_string(char*label, char*name, char*value)
/*
* $Log: compile.cc,v $
* Revision 1.219 2006/03/18 22:51:10 steve
* Syntax for carrying sign with parameter.
*
* Revision 1.218 2006/03/08 05:29:42 steve
* Add support for logic parameters.
*

8
vvp/compile.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: compile.h,v 1.79 2006/03/08 05:29:42 steve Exp $"
#ident "$Id: compile.h,v 1.80 2006/03/18 22:51:10 steve Exp $"
#endif
# include <stdio.h>
@ -183,7 +183,8 @@ extern void compile_vpi_symbol(const char*label, vpiHandle obj);
extern void compile_vpi_lookup(vpiHandle *objref, char*label);
extern void compile_param_string(char*label, char*name, char*value);
extern void compile_param_logic(char*label, char*name, char*value);
extern void compile_param_logic(char*label, char*name, char*value,
bool signed_flag);
/*
* This function schedules a lookup of an indexed label. The ref
@ -342,6 +343,9 @@ extern void compile_alias_real(char*label, char*name,
/*
* $Log: compile.h,v $
* Revision 1.80 2006/03/18 22:51:10 steve
* Syntax for carrying sign with parameter.
*
* Revision 1.79 2006/03/08 05:29:42 steve
* Add support for logic parameters.
*

10
vvp/parse.y
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: parse.y,v 1.81 2006/03/08 05:29:42 steve Exp $"
#ident "$Id: parse.y,v 1.82 2006/03/18 22:51:10 steve Exp $"
#endif
# include "parse_misc.h"
@ -502,7 +502,10 @@ statement
{ compile_param_string($1, $3, $5); }
| T_LABEL K_PARAM_L T_STRING ',' T_SYMBOL ';'
{ compile_param_logic($1, $3, $5); }
{ compile_param_logic($1, $3, $5, false); }
| T_LABEL K_PARAM_L T_STRING ',' '+' T_SYMBOL ';'
{ compile_param_logic($1, $3, $6, true); }
/* Oh and by the way, empty statements are OK as well. */
@ -736,6 +739,9 @@ int compile_design(const char*path)
/*
* $Log: parse.y,v $
* Revision 1.82 2006/03/18 22:51:10 steve
* Syntax for carrying sign with parameter.
*
* Revision 1.81 2006/03/08 05:29:42 steve
* Add support for logic parameters.
*

12
vvp/vpi_const.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_const.cc,v 1.34 2006/03/08 05:29:42 steve Exp $"
#ident "$Id: vpi_const.cc,v 1.35 2006/03/18 22:51:10 steve Exp $"
#endif
# include "vpi_priv.h"
@ -329,6 +329,7 @@ vpiHandle vpip_make_binary_const(unsigned wid, char*bits)
obj->base.vpi_type = &vpip_binary_rt;
obj->signed_flag = 0;
obj->sized_flag = 0;
obj->bits = vvp_vector4_t(wid);
const char*bp = bits;
@ -412,13 +413,15 @@ static const struct __vpirt vpip_binary_param_rt = {
0
};
vpiHandle vpip_make_binary_param(char*name, const vvp_vector4_t&bits)
vpiHandle vpip_make_binary_param(char*name, const vvp_vector4_t&bits,
bool signed_flag)
{
struct __vpiBinaryParam*obj = new __vpiBinaryParam;
obj->base.vpi_type = &vpip_binary_param_rt;
obj->bits = bits;
obj->signed_flag = 0;
obj->signed_flag = signed_flag? 1 : 0;
obj->sized_flag = 0;
obj->basename = name;
obj->scope = vpip_peek_current_scope();
@ -528,6 +531,9 @@ vpiHandle vpip_make_dec_const(int value)
/*
* $Log: vpi_const.cc,v $
* Revision 1.35 2006/03/18 22:51:10 steve
* Syntax for carrying sign with parameter.
*
* Revision 1.34 2006/03/08 05:29:42 steve
* Add support for logic parameters.
*

13
vvp/vpi_priv.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: vpi_priv.h,v 1.69 2006/03/08 05:29:42 steve Exp $"
#ident "$Id: vpi_priv.h,v 1.70 2006/03/18 22:51:10 steve Exp $"
#endif
# include "vpi_user.h"
@ -291,11 +291,15 @@ vpiHandle vpip_make_string_param(char*name, char*value);
struct __vpiBinaryConst {
struct __vpiHandle base;
vvp_vector4_t bits;
unsigned signed_flag :1;
/* TRUE if this constant is signed. */
int signed_flag :1;
/* TRUE if this constant has an explicit size (i.e. 19'h0 vs. 'h0) */
int sized_flag :1;
};
vpiHandle vpip_make_binary_const(unsigned wid, char*bits);
vpiHandle vpip_make_binary_param(char*name, const vvp_vector4_t&bits);
vpiHandle vpip_make_binary_param(char*name, const vvp_vector4_t&bits,
bool signed_flag);
struct __vpiDecConst {
struct __vpiHandle base;
@ -428,6 +432,9 @@ extern char *need_result_buf(unsigned cnt, vpi_rbuf_t type);
/*
* $Log: vpi_priv.h,v $
* Revision 1.70 2006/03/18 22:51:10 steve
* Syntax for carrying sign with parameter.
*
* Revision 1.69 2006/03/08 05:29:42 steve
* Add support for logic parameters.
*