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>

2 files changed, 130 insertions, 0 deletions

diff --git a/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/golden/test01.log b/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/golden/test01.log
new file mode 100644
index 000000000..a6bb9d360
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/golden/test01.log
@@ -0,0 +1,17 @@
+SystemC Simulation
+0 0 -> 0
+0 1 -> X
+0 Z -> 0
+0 X -> X
+1 0 -> X
+1 1 -> 1
+1 Z -> 1
+1 X -> X
+Z 0 -> 0
+Z 1 -> 1
+Z Z -> Z
+Z X -> X
+X 0 -> X
+X 1 -> X
+X Z -> X
+X X -> X
diff --git a/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/test01.cpp b/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/test01.cpp
new file mode 100644
index 000000000..191e974dd
--- /dev/null
+++ b/src/systemc/tests/systemc/communication/sc_signal_resolved/test01/test01.cpp
@@ -0,0 +1,113 @@
+/*****************************************************************************
+
+  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
+  more contributor license agreements.  See the NOTICE file distributed
+  with this work for additional information regarding copyright ownership.
+  Accellera licenses this file to you under the Apache License, Version 2.0
+  (the "License"); you may not use this file except in compliance with the
+  License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+  implied.  See the License for the specific language governing
+  permissions and limitations under the License.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  test01.cpp -- 
+
+  Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
+  changes you are making here.
+
+      Name, Affiliation, Date:
+  Description of Modification:
+
+ *****************************************************************************/
+
+// test of sc_signal_resolved
+
+#include "systemc.h"
+
+SC_MODULE( mod_a )
+{
+    // ports
+    sc_out_resolved out1;
+    sc_out_resolved out2;
+    sc_in_resolved  in;
+
+    // variables
+    sc_logic l1;
+    sc_logic l2;
+
+    // events
+    sc_event ready1;
+    sc_event ready2;
+
+    void out_action1()
+    {
+        for( int i = 0; i < 4; ++ i ) {
+            l1 = sc_dt::sc_logic_value_t( i );
+            for( int j = 0; j < 4; ++j ) {
+                out1.write( l1 );
+                wait( 1, SC_NS );
+                ready1.notify();
+                wait( SC_ZERO_TIME );
+            }
+        }
+    }
+
+    void out_action2()
+    {
+        for( int i = 0; i < 4; ++ i ) {
+            for( int j = 0; j < 4; ++ j ) {
+                l2 = sc_dt::sc_logic_value_t( j );
+                out2.write( l2 );
+                wait( 1, SC_NS );
+                ready2.notify();
+                wait( SC_ZERO_TIME );
+            }
+        }
+    }
+
+    void in_action()
+    {
+        for( int i = 0; i < 16; ++ i ) {
+            wait( ready1 & ready2 );
+            cout << l1 << " " << l2 << " -> " << in.read() << endl;
+        }
+    }
+
+    SC_CTOR( mod_a )
+    {
+        SC_THREAD( out_action1 );
+        SC_THREAD( out_action2 );
+        SC_THREAD( in_action );
+    }
+};
+
+int
+sc_main( int, char*[] )
+{
+    sc_signal_resolved sig;
+
+    mod_a a( "a" );
+
+    a.out1( sig );
+    a.out2( sig );
+    a.in( sig );
+
+    sc_start();
+
+    return 0;
+}