systemc: Implement the sensitivity mechanism.

This change lets processes be sensitive to events, timeouts, etc.

Change-Id: If30a256dfa8a2e92192c1f9c96b48e2aa28ec27e
Reviewed-on: https://gem5-review.googlesource.com/11713
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 14 insertions, 8 deletions

diff --git a/src/systemc/core/sc_sensitive.cc b/src/systemc/core/sc_sensitive.cc
index d233cda6a..25bc1bb08 100644
--- a/src/systemc/core/sc_sensitive.cc
+++ b/src/systemc/core/sc_sensitive.cc
@@ -28,6 +28,8 @@
  */
 
 #include "base/logging.hh"
+#include "systemc/core/process.hh"
+#include "systemc/ext/core/sc_interface.hh"
 #include "systemc/ext/core/sc_sensitive.hh"
 
 namespace sc_core
@@ -36,30 +38,34 @@ namespace sc_core
 sc_sensitive::sc_sensitive() : currentProcess(nullptr) {}
 
 sc_sensitive &
-sc_sensitive::operator << (const sc_event &)
+sc_sensitive::operator << (const sc_event &e)
 {
-    warn("%s not implemented.\n", __PRETTY_FUNCTION__);
+    currentProcess->addStatic(
+            new sc_gem5::PendingSensitivityEvent(currentProcess, &e));
     return *this;
 }
 
 sc_sensitive &
-sc_sensitive::operator << (const sc_interface &)
+sc_sensitive::operator << (const sc_interface &i)
 {
-    warn("%s not implemented.\n", __PRETTY_FUNCTION__);
+    currentProcess->addStatic(
+            new sc_gem5::PendingSensitivityInterface(currentProcess, &i));
     return *this;
 }
 
 sc_sensitive &
-sc_sensitive::operator << (const sc_port_base &)
+sc_sensitive::operator << (const sc_port_base &b)
 {
-    warn("%s not implemented.\n", __PRETTY_FUNCTION__);
+    currentProcess->addStatic(
+            new sc_gem5::PendingSensitivityPort(currentProcess, &b));
     return *this;
 }
 
 sc_sensitive &
-sc_sensitive::operator << (sc_event_finder &)
+sc_sensitive::operator << (sc_event_finder &f)
 {
-    warn("%s not implemented.\n", __PRETTY_FUNCTION__);
+    currentProcess->addStatic(
+            new sc_gem5::PendingSensitivityFinder(currentProcess, &f));
     return *this;
 }