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Support named events as mode 2 functors.

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steve
2001-03-29 03:46:36 +00:00
parent 522d0ec864
commit 609d5fe727
7 changed files with 85 additions and 12 deletions
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vvp/functor.cc
+22 -1
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@@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: functor.cc,v 1.7 2001/03/26 04:00:39 steve Exp $"
#ident "$Id: functor.cc,v 1.8 2001/03/29 03:46:36 steve Exp $"
#endif
# include "functor.h"
@@ -189,6 +189,21 @@ static void functor_set_mode1(functor_t fp)
ep->ival = fp->ival;
}
/*
* A mode-2 functor is a named event. In this case, any set at all is
* enough to trigger the blocked threads.
*/
static void functor_set_mode2(functor_t fp)
{
vvp_event_t ep = fp->event;
if (ep->threads) {
vthread_t tmp = ep->threads;
ep->threads = 0;
vthread_schedule_list(tmp);
}
}
/*
* Set the addressed bit of the functor, and recalculate the
* output. If the output changes any, then generate the necessary
@@ -213,6 +228,9 @@ void functor_set(vvp_ipoint_t ptr, unsigned bit)
case 1:
functor_set_mode1(fp);
break;
case 2:
functor_set_mode2(fp);
break;
}
}
@@ -282,6 +300,9 @@ const unsigned char ft_var[16] = {
/*
* $Log: functor.cc,v $
* Revision 1.8 2001/03/29 03:46:36 steve
* Support named events as mode 2 functors.
*
* Revision 1.7 2001/03/26 04:00:39 steve
* Add the .event statement and the %wait instruction.
*