From 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@google.com>
Date: Thu, 24 May 2018 01:37:55 -0700
Subject: systemc: Import tests from the Accellera systemc distribution.

Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6
Reviewed-on: https://gem5-review.googlesource.com/10845
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>
---
 .../sc_export/test03/golden/test03.log             |  4 +
 .../communication/sc_export/test03/test03.cpp      | 86 ++++++++++++++++++++++
 2 files changed, 90 insertions(+)
 create mode 100644 src/systemc/tests/systemc/communication/sc_export/test03/golden/test03.log
 create mode 100644 src/systemc/tests/systemc/communication/sc_export/test03/test03.cpp

(limited to 'src/systemc/tests/systemc/communication/sc_export/test03')

diff --git a/src/systemc/tests/systemc/communication/sc_export/test03/golden/test03.log b/src/systemc/tests/systemc/communication/sc_export/test03/golden/test03.log
new file mode 100644
index 000000000..3de4cda83
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_export/test03/golden/test03.log
@@ -0,0 +1,4 @@
+SystemC Simulation
+10 ns In Channel run() 
+17 ns In Channel run() 
+20 ns In Channel run() 
diff --git a/src/systemc/tests/systemc/communication/sc_export/test03/test03.cpp b/src/systemc/tests/systemc/communication/sc_export/test03/test03.cpp
new file mode 100644
index 000000000..9da2e4934
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_export/test03/test03.cpp
@@ -0,0 +1,86 @@
+#include "systemc.h"
+
+// Interface
+class C_if : virtual public sc_interface
+{ 
+public:
+    virtual void run() = 0;
+};
+
+// Channel
+class C : public C_if, public sc_channel
+{ 
+public:
+    SC_CTOR(C) { }
+    virtual void run() 
+    { 
+        cout << sc_time_stamp() << " In Channel run() " << endl; 
+    }
+};
+
+// --- D: export channel C through IFP --------
+SC_MODULE( D )
+{
+    sc_export<C_if> IFP;
+
+    SC_CTOR( D ) 
+	: IFP("IFP"),   // explicit name
+	  m_C("C")
+    {                
+	IFP( m_C );     // bind sc_export->interface by name
+    }
+ private:
+    C m_C;            // channel
+};
+
+// --- E: module with two interface-ports ---
+SC_MODULE( E )
+{
+ private:
+    C m_C;
+    D m_D;
+
+ public:
+    sc_export<C_if> IFP1;
+    sc_export<C_if> IFP2;
+				 
+    SC_CTOR( E ) 		 
+	: m_C("C"),
+	  m_D("D"),
+          IFP1("IFP1")
+    {				 
+        IFP1( m_C );
+	IFP2( m_D.IFP );          // bind sc_export->sc_export by name
+        IFP1.get_interface();     // just to see whether it compiles
+    }
+};
+
+// Module X connected to the channels through E
+SC_MODULE( X )
+{
+    sc_port<C_if> P1;
+    sc_port<C_if> P2;
+    SC_CTOR(X) {
+        SC_THREAD(run);
+    }
+    void run() {
+        wait(10, SC_NS);
+	P1->run();
+	wait(10, SC_NS);
+	P2->run();
+    }
+};
+
+int sc_main(int argc, char** argv) {
+  E the_E("E");
+  X the_X("X");
+  // port->IFP
+  the_X.P1( the_E.IFP1 );
+  the_X.P2( the_E.IFP2 );
+
+  sc_start(17, SC_NS);
+  the_E.IFP1->run();  // testing the operator-> of sc_export
+  sc_start(50, SC_NS);
+
+  return 0;
+}
-- 
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