systemc: Implement port binding policies.
Change-Id: I585e34c4a666103af16ff1675701b61122822b55
Reviewed-on: https://gem5-review.googlesource.com/c/13299
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
diff --git a/src/systemc/core/port.cc b/src/systemc/core/port.cc
index b7120ef..c1d77d9 100644
--- a/src/systemc/core/port.cc
+++ b/src/systemc/core/port.cc
@@ -29,6 +29,7 @@
#include "systemc/core/port.hh"
+#include "base/logging.hh"
#include "systemc/core/process.hh"
#include "systemc/core/sensitivity.hh"
#include "systemc/ext/channel/sc_signal_in_if.hh"
@@ -123,6 +124,27 @@
finalizeReset(r);
resets.clear();
+
+ switch (portBase->_portPolicy()) {
+ case sc_core::SC_ONE_OR_MORE_BOUND:
+ if (size() == 0)
+ portBase->report_error(
+ "(E109) complete binding failed", "port not bound");
+ break;
+ case sc_core::SC_ALL_BOUND:
+ if (size() < maxSize() || size() < 1) {
+ std::stringstream ss;
+ ss << size() << " actual binds is less than required " <<
+ maxSize();
+ portBase->report_error(
+ "(E109) complete binding failed", ss.str().c_str());
+ }
+ break;
+ case sc_core::SC_ZERO_OR_MORE_BOUND:
+ break;
+ default:
+ panic("Unrecognized port policy %d.", portBase->_portPolicy());
+ }
}
void
diff --git a/src/systemc/ext/core/sc_port.hh b/src/systemc/ext/core/sc_port.hh
index 915b11f..aa9a322 100644
--- a/src/systemc/ext/core/sc_port.hh
+++ b/src/systemc/ext/core/sc_port.hh
@@ -112,6 +112,7 @@
::sc_gem5::Port *_gem5Port;
virtual const char *_ifTypeName() const = 0;
+ virtual sc_port_policy _portPolicy() const = 0;
};
template <class IF>
@@ -299,6 +300,8 @@
// Disabled
sc_port(const sc_port<IF, N, P> &) {}
sc_port<IF, N, P> &operator = (const sc_port<IF, N, P> &) { return *this; }
+
+ virtual sc_port_policy _portPolicy() const { return P; }
};
} // namespace sc_core
diff --git a/src/systemc/tests/systemc/communication/sc_port_policy/test03/expected_returncode b/src/systemc/tests/systemc/communication/sc_port_policy/test03/expected_returncode
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_port_policy/test03/expected_returncode
@@ -0,0 +1 @@
+1
diff --git a/src/systemc/tests/systemc/communication/sc_port_policy/test04/expected_returncode b/src/systemc/tests/systemc/communication/sc_port_policy/test04/expected_returncode
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_port_policy/test04/expected_returncode
@@ -0,0 +1 @@
+1