diff options
Diffstat (limited to 'src/systemc/tests/systemc/misc/examples/datawidth_int_c/datawidth_int.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/misc/examples/datawidth_int_c/datawidth_int.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/examples/datawidth_int_c/datawidth_int.cpp b/src/systemc/tests/systemc/misc/examples/datawidth_int_c/datawidth_int.cpp new file mode 100644 index 000000000..3548a3ea8 --- /dev/null +++ b/src/systemc/tests/systemc/misc/examples/datawidth_int_c/datawidth_int.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. + + *****************************************************************************/ + +/***************************************************************************** + + datawidth_int.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: + + *****************************************************************************/ + +#include "datawidth.h" +#include "stimgen.h" + + /*******************************************/ + /* Implementation Filename: datawidth.cc */ + /*******************************************/ + +void +datawidth::entry() +{ + int tmp_a; + int tmp_b; + int tmp_result; + + while (true) { + + // HANDSHAKING + do { wait(); } while (ready == 0); + + // COMPUTATION + tmp_a = in1.read(); + tmp_b = in2.read(); + tmp_result = tmp_a + tmp_b; + + // WRITE OUTPUT + result.write(tmp_result); // result = in1 + in2 + wait(); + } +} + /*****************************************/ + /* Implementation Filename: stimgen.cc */ + /*****************************************/ + +void +stimgen::entry() +{ + int i; + int j; + + ready.write(0); + + for (i = 0; i < 64; i++) { // integer in1 (6 bits of data) + for (j = 0; j < 64; j++) { // integer in2 (6 bits of data) + in1.write(i); + in2.write(j); + ready.write(1); + wait(); + + ready.write(0); + wait(); + + cout << in1.read() << " + " << in2.read() + << " = " << result.read() << endl; + } + } + + sc_stop(); +} + + /***************************************/ + /* Main Filename: main.cc */ + /***************************************/ + /* */ + /* int = int + int */ + /* */ + /* Max addition is 63 + 63 */ + /* */ + /***************************************/ + +int +sc_main(int ac, char *av[]) +{ + +// Signal Instantiation + sc_signal<int> in1 ("in1"); + sc_signal<int> in2 ("in2"); + sc_signal<int> result ("result"); + sc_signal<bool> ready ("ready"); + +// Clock Instantiation + sc_clock clk( "clock", 10, SC_NS, 0.5, 0, SC_NS); + +// Process Instantiation + datawidth D1 ("D1", clk, in1, in2, ready, result); + + stimgen T1 ("T1", clk, result, in1, in2, ready); + +// Simulation Run Control + sc_start(); + return 0; +} |