Implement vpi_remove_cb for cbValueChange.
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steve
parent
ea21fab379
commit
c9212a9a09
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@ -17,7 +17,7 @@
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CVS_IDENT
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#ident "$Id: vpi_callback.cc,v 1.23 2002/08/12 01:35:08 steve Exp $"
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#ident "$Id: vpi_callback.cc,v 1.24 2002/09/07 04:54:51 steve Exp $"
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#endif
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/*
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@ -249,6 +249,8 @@ static void make_sync_run(vvp_gen_event_t obj, unsigned char)
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cur->cb_data.time->type = vpiSimTime;
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vpip_time_to_timestruct(cur->cb_data.time, schedule_simtime());
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assert(cur->cb_data.cb_rtn != 0);
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assert(vpi_mode_flag == VPI_MODE_NONE);
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vpi_mode_flag = cb->sync_flag? VPI_MODE_ROSYNC : VPI_MODE_RWSYNC;
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(cur->cb_data.cb_rtn)(&cur->cb_data);
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@ -410,14 +412,19 @@ vpiHandle vpi_register_cb(p_cb_data data)
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return obj? &obj->base : 0;
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}
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/*
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* Removing a callback doesn't really delete it right away. Instead,
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* it clears the reference to the user callback function. This causes
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* the callback to quietly reap itself.
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*/
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int vpi_remove_cb(vpiHandle ref)
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{
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assert(ref);
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assert(ref->vpi_type);
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assert(ref->vpi_type->type_code == vpiCallback);
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fprintf(stderr, "vpi error: vpi_remove_cb not supported\n");
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struct __vpiCallback*obj = (struct __vpiCallback*)ref;
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obj->cb_data.cb_rtn = 0;
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return 0;
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}
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@ -427,6 +434,7 @@ void callback_execute(struct __vpiCallback*cur)
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const vpi_mode_t save_mode = vpi_mode_flag;
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vpi_mode_flag = VPI_MODE_RWSYNC;
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assert(cur->cb_data.cb_rtn);
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cur->cb_data.time->type = vpiSimTime;
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vpip_time_to_timestruct(cur->cb_data.time, schedule_simtime());
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(cur->cb_data.cb_rtn)(&cur->cb_data);
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@ -443,23 +451,43 @@ void callback_execute(struct __vpiCallback*cur)
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void callback_functor_s::set(vvp_ipoint_t, bool, unsigned val, unsigned)
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{
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struct __vpiCallback *next = cb_handle;
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struct __vpiCallback *prev = 0;
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while (next) {
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struct __vpiCallback * cur = next;
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next = cur->next;
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if (cur->cb_data.value) {
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switch (cur->cb_data.value->format) {
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case vpiScalarVal:
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cur->cb_data.value->value.scalar = val;
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break;
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case vpiSuppressVal:
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break;
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default:
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fprintf(stderr, "vpi_callback: value format %d not supported\n", cur->cb_data.value->format);
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if (cur->cb_data.cb_rtn != 0) {
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if (cur->cb_data.value) {
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switch (cur->cb_data.value->format) {
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case vpiScalarVal:
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cur->cb_data.value->value.scalar = val;
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break;
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case vpiSuppressVal:
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break;
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default:
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fprintf(stderr, "vpi_callback: value "
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"format %d not supported\n",
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cur->cb_data.value->format);
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}
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}
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callback_execute(cur);
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prev = cur;
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} else if (prev == 0) {
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cb_handle = next;
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cur->next = 0;
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vpi_free_object(&cur->base);
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} else {
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assert(prev->next == cur);
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prev->next = next;
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cur->next = 0;
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vpi_free_object(&cur->base);
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}
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callback_execute(cur);
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}
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}
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@ -467,6 +495,9 @@ void callback_functor_s::set(vvp_ipoint_t, bool, unsigned val, unsigned)
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/*
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* $Log: vpi_callback.cc,v $
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* Revision 1.24 2002/09/07 04:54:51 steve
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* Implement vpi_remove_cb for cbValueChange.
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*
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* Revision 1.23 2002/08/12 01:35:08 steve
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* conditional ident string using autoconfig.
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*
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@ -510,39 +541,5 @@ void callback_functor_s::set(vvp_ipoint_t, bool, unsigned val, unsigned)
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*
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* Revision 1.11 2002/04/06 20:25:45 steve
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* cbValueChange automatically replays.
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*
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* Revision 1.10 2001/11/06 03:07:22 steve
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* Code rearrange. (Stephan Boettcher)
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*
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* Revision 1.9 2001/10/31 04:27:47 steve
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* Rewrite the functor type to have fewer functor modes,
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* and use objects to manage the different types.
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* (Stephan Boettcher)
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*
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* Revision 1.8 2001/10/25 04:19:53 steve
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* VPI support for callback to return values.
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*
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* Revision 1.7 2001/10/12 03:00:09 steve
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* M42 implementation of mode 2 (Stephan Boettcher)
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*
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* Revision 1.6 2001/09/15 18:27:05 steve
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* Make configure detect malloc.h
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*
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* Revision 1.5 2001/08/08 01:05:06 steve
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* Initial implementation of vvp_fvectors.
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* (Stephan Boettcher)
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*
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* Revision 1.4 2001/07/13 03:02:34 steve
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* Rewire signal callback support for fast lookup. (Stephan Boettcher)
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*
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* Revision 1.3 2001/07/11 02:27:21 steve
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* Add support for REadOnlySync and monitors.
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*
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* Revision 1.2 2001/06/21 23:05:08 steve
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* Some documentation of callback behavior.
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*
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* Revision 1.1 2001/06/21 22:54:12 steve
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* Support cbValueChange callbacks.
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*
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*/
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