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Treat VPI argument array with constant index specially.

This commit is contained in:
steve 2007-01-30 05:28:23 +00:00
parent cfe2198e5e
commit 05efaa6427
1 changed files with 30 additions and 5 deletions
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35
tgt-vvp/draw_vpi.c
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: draw_vpi.c,v 1.15 2007/01/17 04:39:18 steve Exp $"
#ident "$Id: draw_vpi.c,v 1.16 2007/01/30 05:28:23 steve Exp $"
#endif
# include "vvp_priv.h"
@ -46,6 +46,23 @@ static int is_magic_sfunc(const char*name)
return 0;
}
static int is_fixed_memory_word(ivl_expr_t net)
{
ivl_signal_t sig;
if (ivl_expr_type(net) != IVL_EX_SIGNAL)
return 0;
sig = ivl_expr_signal(net);
if (ivl_signal_array_count(sig) == 1)
return 1;
if (number_is_immediate(ivl_expr_oper1(net), 8*sizeof(unsigned)))
return 1;
return 0;
}
static void draw_vpi_taskfunc_args(const char*call_string,
ivl_statement_t tnet,
@ -108,7 +125,7 @@ static void draw_vpi_taskfunc_args(const char*call_string,
} else if (ivl_expr_signed(expr) !=
ivl_signal_signed(ivl_expr_signal(expr))) {
break;
} else if (ivl_signal_array_count(ivl_expr_signal(expr))>1){
} else if (! is_fixed_memory_word(expr)){
break;
} else {
continue;
@ -182,13 +199,18 @@ static void draw_vpi_taskfunc_args(const char*call_string,
ivl_signal_signed(ivl_expr_signal(expr))) {
break;
} else if (ivl_signal_array_count(ivl_expr_signal(expr))>1){
} else if (! is_fixed_memory_word(expr)){
break;
} else {
ivl_signal_t sig = ivl_expr_signal(expr);
assert(ivl_signal_array_count(sig) == 1);
fprintf(vvp_out, ", v%p_0", sig);
unsigned use_word = 0;
ivl_expr_t word_ex = ivl_expr_oper1(expr);
if (word_ex) {
assert(number_is_immediate(word_ex, 8*sizeof(use_word)));
use_word = get_number_immediate(word_ex);
}
fprintf(vvp_out, ", v%p_%u", sig, use_word);
continue;
}
assert(0);
@ -293,6 +315,9 @@ int draw_vpi_rfunc_call(ivl_expr_t fnet)
/*
* $Log: draw_vpi.c,v $
* Revision 1.16 2007/01/30 05:28:23 steve
* Treat VPI argument array with constant index specially.
*
* Revision 1.15 2007/01/17 04:39:18 steve
* Remove dead code related to memories.
*