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diff --git a/src/systemc/tests/systemc/misc/sim/prime_do_while/prime_numgen.cpp b/src/systemc/tests/systemc/misc/sim/prime_do_while/prime_numgen.cpp
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+/*****************************************************************************
+
+ 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.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+ prime_numgen.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:
+
+ *****************************************************************************/
+
+/******************************************************************************/
+/*** Prime Number Generator ***/
+/*** Implementation Filename: prime_numgen.cc ***/
+/******************************************************************************/
+
+#include "prime_numgen.h"
+
+void prime_numgen::entry()
+{
+
+ static unsigned int p2 = 1,
+ p3 = 0,
+ p5 = 0,
+ p7 = 0,
+ p11 = 0,
+ p13 = 0,
+ p17 = 0,
+ p19 = 0,
+ p23 = 0,
+ p29 = 0;
+
+ while (true) {
+
+ if (p2 && !p3 && !p5 && !p7 && !p11 && !p13 && !p17 && !p19 && !p23 && !p29)
+ {
+ prime.write(p2);
+ wait();
+ }
+
+ if (p7 && p13) { p7--, p13--, p17++; }
+ else if (p5 && p17) { p5--, p17--, p2++, p3++, p13++; }
+ else if (p3 && p17) { p3--, p17--, p19++; }
+ else if (p2 && p19) { p2--, p19--, p23++; }
+ else if (p3 && p11) { p3--, p11--, p29++; }
+ else if (p29) { p29--, p7++, p11++; }
+ else if (p23) { p23--, p5++, p19++; }
+ else if (p19) { p19--, p7++, p11++; }
+ else if (p17) { p17 = 0; }
+ else if (p13) { p13--, p11++; }
+ else if (p11) { p11--, p13++; }
+ else if (p2 && p7) { p2--, p7--, p3++, p5++; }
+ else if (p2) { p2--, p3++, p5++; }
+ else { p5++, p11++; }
+ }
+}