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Redesign event information to support arbitrary edge combining.

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This commit is contained in:
steve
2001-04-01 01:48:21 +00:00
parent e29ecdc234
commit d25690cc8e
7 changed files with 171 additions and 92 deletions
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tgt-vvp/vvp_scope.c
+41 -24
View File
@@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: vvp_scope.c,v 1.9 2001/03/31 19:29:23 steve Exp $"
#ident "$Id: vvp_scope.c,v 1.10 2001/04/01 01:48:21 steve Exp $"
#endif
# include "vvp_priv.h"
@@ -160,35 +160,49 @@ static void draw_logic_in_scope(ivl_net_logic_t lptr)
static void draw_event_in_scope(ivl_event_t obj)
{
ivl_edge_type_t edge = ivl_event_edge(obj);
if (edge == IVL_EDGE_NONE) {
unsigned nany = ivl_event_nany(obj);
unsigned nneg = ivl_event_nneg(obj);
unsigned npos = ivl_event_npos(obj);
if ((nany + nneg + npos) == 0) {
fprintf(vvp_out, "E_%s .event \"%s\";\n",
ivl_event_name(obj), ivl_event_basename(obj));
} else {
unsigned idx;
unsigned pins = ivl_event_pins(obj);
assert(pins <= 4);
fprintf(vvp_out, "E_%s .event ", ivl_event_name(obj));
switch (edge) {
case IVL_EDGE_POS:
fprintf(vvp_out, "posedge");
break;
case IVL_EDGE_NEG:
fprintf(vvp_out, "posedge");
break;
case IVL_EDGE_ANY:
fprintf(vvp_out, "edge");
break;
case IVL_EDGE_NONE:
assert(0);
}
for (idx = 0 ; idx < pins ; idx += 1) {
ivl_nexus_t nex = ivl_event_pin(obj, idx);
fprintf(vvp_out, ", ");
draw_nexus_input(nex);
fprintf(vvp_out, "E_%s .event ", ivl_event_name(obj));
if (nany > 0) {
assert((nneg + npos) == 0);
assert(nany <= 4);
fprintf(vvp_out, "edge");
for (idx = 0 ; idx < nany ; idx += 1) {
ivl_nexus_t nex = ivl_event_any(obj, idx);
fprintf(vvp_out, ", ");
draw_nexus_input(nex);
}
} else if (nneg > 0) {
assert((nany + npos) == 0);
fprintf(vvp_out, "negedge");
for (idx = 0 ; idx < nneg ; idx += 1) {
ivl_nexus_t nex = ivl_event_neg(obj, idx);
fprintf(vvp_out, ", ");
draw_nexus_input(nex);
}
} else {
assert((nany + nneg) == 0);
fprintf(vvp_out, "posedge");
for (idx = 0 ; idx < npos ; idx += 1) {
ivl_nexus_t nex = ivl_event_pos(obj, idx);
fprintf(vvp_out, ", ");
draw_nexus_input(nex);
}
}
fprintf(vvp_out, ";\n");
@@ -245,6 +259,9 @@ int draw_scope(ivl_scope_t net, ivl_scope_t parent)
/*
* $Log: vvp_scope.c,v $
* Revision 1.10 2001/04/01 01:48:21 steve
* Redesign event information to support arbitrary edge combining.
*
* Revision 1.9 2001/03/31 19:29:23 steve
* Fix compilation warnings.
*