systemc: Handle nonstandard cthread sensitivities.

Accellera allows some non-standard values in the second position of the
SC_CTHREAD macro. Do that as well, with the same special handling which
automatically selects the positive edge of boolean ports/interfaces.

Change-Id: I79594980898a17afc30fea6f77384589cbc3c250
Reviewed-on: https://gem5-review.googlesource.com/c/12809
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 50 insertions, 0 deletions

diff --git a/src/systemc/core/sc_sensitive.cc b/src/systemc/core/sc_sensitive.cc
index b254f6861..9b8ae2de4 100644
--- a/src/systemc/core/sc_sensitive.cc
+++ b/src/systemc/core/sc_sensitive.cc
@@ -29,6 +29,9 @@
 
 #include "base/logging.hh"
 #include "systemc/core/process.hh"
+#include "systemc/ext/channel/sc_in.hh"
+#include "systemc/ext/channel/sc_inout.hh"
+#include "systemc/ext/channel/sc_signal_in_if.hh"
 #include "systemc/ext/core/sc_interface.hh"
 #include "systemc/ext/core/sc_sensitive.hh"
 
@@ -72,4 +75,51 @@ sc_sensitive::operator << (::sc_gem5::Process *p)
     return *this;
 }
 
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p,
+                           const sc_signal_in_if<bool> &i)
+{
+    sc_gem5::newStaticSensitivityEvent(p, &i.posedge_event());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p,
+                           const sc_signal_in_if<sc_dt::sc_logic> &i)
+{
+    sc_gem5::newStaticSensitivityEvent(p, &i.posedge_event());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p, const sc_in<bool> &port)
+{
+    sc_gem5::newStaticSensitivityFinder(p, &port.pos());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p,
+                           const sc_in<sc_dt::sc_logic> &port)
+{
+    sc_gem5::newStaticSensitivityFinder(p, &port.pos());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p, const sc_inout<bool> &port)
+{
+    sc_gem5::newStaticSensitivityFinder(p, &port.pos());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p,
+                           const sc_inout<sc_dt::sc_logic> &port)
+{
+    sc_gem5::newStaticSensitivityFinder(p, &port.pos());
+}
+
+void
+sc_sensitive::operator () (::sc_gem5::Process *p, sc_event_finder &f)
+{
+    sc_gem5::newStaticSensitivityFinder(p, &f);
+}
+
 } // namespace sc_core