1 files changed, 115 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/synth/add_chain/add_chain.h b/src/systemc/tests/systemc/misc/synth/add_chain/add_chain.h
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index 000000000..3162903bb
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+++ b/src/systemc/tests/systemc/misc/synth/add_chain/add_chain.h
@@ -0,0 +1,115 @@
+/*****************************************************************************
+
+  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.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  add_chain.h -- 
+
+  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:
+
+ *****************************************************************************/
+
+#include "common.h"
+
+/******************************************************************************/
+/***************************   add_chain Class Definition  ********************/
+/******************************************************************************/
+
+SC_MODULE( ADD_CHAIN )
+{
+    SC_HAS_PROCESS( ADD_CHAIN );
+
+    sc_in_clk clk;
+
+    const sc_signal<bool>& 	rst;
+    const signal_bool_vector8& 	a_in;
+          signal_bool_vector4& 	sum_out;
+    	  sc_signal<bool>& 	ready;
+ 
+    ADD_CHAIN( sc_module_name  		NAME,
+	       sc_clock& 		TICK_P,
+
+    		const sc_signal<bool>&		RST,
+    		const signal_bool_vector8&	A_IN,
+          	      signal_bool_vector4&	SUM_OUT,
+    	  	      sc_signal<bool>& 		READY
+              ) 
+        :
+		rst	(RST), 
+		a_in	(A_IN), 
+		sum_out	(SUM_OUT),
+		ready	(READY)	
+    {
+        clk(TICK_P);
+        SC_CTHREAD( entry, clk.pos() );
+	reset_signal_is(rst, false); 
+    }
+    void entry();
+};
+
+/******************************************************************************/
+/***************************   add_chain Entry Function  **********************/
+/******************************************************************************/
+/**									     **/
+/**  This function sums the number of 1's contained in a 8-bit data stream   **/ 
+/**									     **/
+/******************************************************************************/
+void
+ADD_CHAIN::entry()
+{
+  bool_vector4 sum;
+  bool_vector8 a; 
+
+    /***** Reset Initialization *****/
+    sum_out.write(0);
+    ready.write(1);
+    wait(); 
+
+    /***** MAIN LOOP *****/
+    while(true) { 
+
+      /***** Handshake *****/
+      ready.write(0);
+      wait();
+ 
+      /***** Computation *****/
+      sum = 0;
+      a = a_in.read();	
+ 
+      for (int i=0; i<=7; i=i+1) {
+        sum = sum.to_uint() + a[i].to_bool();
+        } 
+ 
+      sum_out.write(sum);
+ 
+      /***** Handshake *****/
+      ready.write(1);
+      wait();
+    }
+}