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>
---
 .../kernel/dynamic_processes/test04/test04.cpp     | 128 +++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 src/systemc/tests/systemc/kernel/dynamic_processes/test04/test04.cpp

(limited to 'src/systemc/tests/systemc/kernel/dynamic_processes/test04/test04.cpp')

diff --git a/src/systemc/tests/systemc/kernel/dynamic_processes/test04/test04.cpp b/src/systemc/tests/systemc/kernel/dynamic_processes/test04/test04.cpp
new file mode 100644
index 000000000..f1a55e653
--- /dev/null
+++ b/src/systemc/tests/systemc/kernel/dynamic_processes/test04/test04.cpp
@@ -0,0 +1,128 @@
+/*****************************************************************************
+
+  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.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  Original Author: Bishnupriya Bhattacharya, Cadence Design Systems, 
+                   September 5, 2003
+
+ *****************************************************************************/
+
+// test error message for SC_FORK-SC_JOIN on dynamic method process handles
+
+/*****************************************************************************
+
+  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
+  changes you are making here.
+
+      Name, Affiliation, Date:
+  Description of Modification:
+
+ *****************************************************************************/
+// $Log: test04.cpp,v $
+// Revision 1.2  2011/02/01 17:17:40  acg
+//  Andy Goodrich: update of copyright notice, added visible CVS logging.
+//
+
+#define SC_INCLUDE_DYNAMIC_PROCESSES
+#include <systemc.h>
+
+
+class module1 : public sc_module
+{
+private:
+  int method_count;
+public:
+
+  SC_HAS_PROCESS(module1);
+
+  module1(sc_module_name name) : sc_module(name), 
+    method_count(0)
+  {
+    SC_THREAD(main);
+  }
+
+  void main()
+  {
+    int r;
+    sc_event e1, e2, e3, e4;
+    sc_spawn_options o1, o2, o3, o4;
+
+    cout << endl << sc_time_stamp() << ", " 
+    << sc_get_current_process_handle().name() 
+    << ": main thread, Before spawning round robin methods " 
+    << endl << endl;
+
+    e1.notify(15, SC_NS);
+    o1.spawn_method();
+    o2.spawn_method();
+    o3.spawn_method();
+    o4.spawn_method();
+
+    // Spawn several threads that co-operatively execute in round robin order
+
+    SC_FORK
+      sc_spawn(&r, 
+        sc_bind(&module1::round_robin, this, "1", sc_ref(e1), sc_ref(e2), 1), "mth1", &o1),
+      sc_spawn(&r, 
+        sc_bind(&module1::round_robin, this, "2", sc_ref(e2), sc_ref(e3), 1), "mth2", &o2),
+      sc_spawn(&r, 
+        sc_bind(&module1::round_robin, this, "3", sc_ref(e3), sc_ref(e4), 1), "mth3", &o3),
+      sc_spawn(&r, 
+        sc_bind(&module1::round_robin, this, "4", sc_ref(e4), sc_ref(e1), 1), "mth4", &o4),
+    SC_JOIN
+
+    cout << endl << sc_time_stamp() << ", " 
+	 << sc_get_current_process_handle().name() 
+	 << ": main thread, Issuing wait(60, SC_NS)" << endl;
+
+    wait(60, SC_NS);
+
+    cout << endl << sc_time_stamp() << ", " 
+	 << sc_get_current_process_handle().name() 
+	 << ": Done main thread." << endl;
+  }
+
+  int round_robin(const char *str, sc_event& receive, sc_event& send, int cnt)
+  {
+    cout << sc_time_stamp() << ", " 
+	 << sc_get_current_process_handle().name() 
+	 << ": In Round robin method " << str; 
+      
+    if (method_count < 4) {
+      method_count++;
+      next_trigger(receive);
+      cout << ". Issued next_trigger. " << endl;
+    } else {
+      send.notify(10, SC_NS);
+      cout << ". Notified. Ending Round robin method " << str << endl;
+    }
+
+    return 0;
+  }
+
+};
+int sc_main (int argc , char *argv[]) 
+{
+  module1 mod1("mod1");
+
+  sc_start(100, SC_NS);
+
+  return 0;
+}
-- 
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