resolved_sig.cpp revision 12855
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You may obtain a copy of the License at 912855Sgabeblack@google.com 1012855Sgabeblack@google.com http://www.apache.org/licenses/LICENSE-2.0 1112855Sgabeblack@google.com 1212855Sgabeblack@google.com Unless required by applicable law or agreed to in writing, software 1312855Sgabeblack@google.com distributed under the License is distributed on an "AS IS" BASIS, 1412855Sgabeblack@google.com WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 1512855Sgabeblack@google.com implied. See the License for the specific language governing 1612855Sgabeblack@google.com permissions and limitations under the License. 1712855Sgabeblack@google.com 1812855Sgabeblack@google.com *****************************************************************************/ 1912855Sgabeblack@google.com 2012855Sgabeblack@google.com/***************************************************************************** 2112855Sgabeblack@google.com 2212855Sgabeblack@google.com resolved_sig.cpp -- 2312855Sgabeblack@google.com 2412855Sgabeblack@google.com Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 2512855Sgabeblack@google.com 2612855Sgabeblack@google.com *****************************************************************************/ 2712855Sgabeblack@google.com 2812855Sgabeblack@google.com/***************************************************************************** 2912855Sgabeblack@google.com 3012855Sgabeblack@google.com MODIFICATION LOG - modifiers, enter your name, affiliation, date and 3112855Sgabeblack@google.com changes you are making here. 3212855Sgabeblack@google.com 3312855Sgabeblack@google.com Name, Affiliation, Date: 3412855Sgabeblack@google.com Description of Modification: 3512855Sgabeblack@google.com 3612855Sgabeblack@google.com *****************************************************************************/ 3712855Sgabeblack@google.com 3812855Sgabeblack@google.com#include "systemc.h" 3912855Sgabeblack@google.com 4012855Sgabeblack@google.com /**************************************/ 4112855Sgabeblack@google.com 4212855Sgabeblack@google.comSC_MODULE( stimgen ) 4312855Sgabeblack@google.com{ 4412855Sgabeblack@google.com SC_HAS_PROCESS( stimgen ); 4512855Sgabeblack@google.com 4612855Sgabeblack@google.com // Inputs 4712855Sgabeblack@google.com sc_in_clk clk; 4812855Sgabeblack@google.com sc_in<int> result; 4912855Sgabeblack@google.com 5012855Sgabeblack@google.com // Outputs 5112855Sgabeblack@google.com sc_out<int> in1; 5212855Sgabeblack@google.com sc_out<int> in2; 5312855Sgabeblack@google.com sc_out<bool> ready; 5412855Sgabeblack@google.com sc_out_rv<8> bus; 5512855Sgabeblack@google.com 5612855Sgabeblack@google.com // Constructor 5712855Sgabeblack@google.com stimgen( sc_module_name NAME, 5812855Sgabeblack@google.com sc_clock& TICK, 5912855Sgabeblack@google.com sc_signal<int>& RESULT, 6012855Sgabeblack@google.com sc_signal<int>& IN1, 6112855Sgabeblack@google.com sc_signal<int>& IN2, 6212855Sgabeblack@google.com sc_signal<bool>& READY, 6312855Sgabeblack@google.com sc_signal_rv<8>& BUS ) 6412855Sgabeblack@google.com { 6512855Sgabeblack@google.com SC_CTHREAD( entry, clk.pos() ); 6612855Sgabeblack@google.com clk( TICK ); 6712855Sgabeblack@google.com result( RESULT ); 6812855Sgabeblack@google.com in1( IN1 ); 6912855Sgabeblack@google.com in2( IN2 ); 7012855Sgabeblack@google.com ready( READY ); 7112855Sgabeblack@google.com bus( BUS ); 7212855Sgabeblack@google.com } 7312855Sgabeblack@google.com 7412855Sgabeblack@google.com void entry(); 7512855Sgabeblack@google.com}; 7612855Sgabeblack@google.com 7712855Sgabeblack@google.com /**************************************/ 7812855Sgabeblack@google.com 7912855Sgabeblack@google.comSC_MODULE( datawidth ) 8012855Sgabeblack@google.com{ 8112855Sgabeblack@google.com SC_HAS_PROCESS( datawidth ); 8212855Sgabeblack@google.com 8312855Sgabeblack@google.com // Inputs 8412855Sgabeblack@google.com sc_in_clk clk; 8512855Sgabeblack@google.com sc_in<int> in1; 8612855Sgabeblack@google.com sc_in<int> in2; 8712855Sgabeblack@google.com sc_in<bool> ready; 8812855Sgabeblack@google.com sc_inout_rv<8> bus; 8912855Sgabeblack@google.com 9012855Sgabeblack@google.com // Outputs 9112855Sgabeblack@google.com sc_out<int> result; 9212855Sgabeblack@google.com 9312855Sgabeblack@google.com // Constructor 9412855Sgabeblack@google.com datawidth( sc_module_name NAME, 9512855Sgabeblack@google.com sc_clock& TICK, 9612855Sgabeblack@google.com sc_signal<int>& IN1, 9712855Sgabeblack@google.com sc_signal<int>& IN2, 9812855Sgabeblack@google.com sc_signal<bool>& READY, 9912855Sgabeblack@google.com sc_signal<int>& RESULT, 10012855Sgabeblack@google.com sc_signal_rv<8>& BUS ) 10112855Sgabeblack@google.com { 10212855Sgabeblack@google.com SC_CTHREAD( entry, clk.pos() ); 10312855Sgabeblack@google.com clk( TICK ); 10412855Sgabeblack@google.com in1( IN1 ); 10512855Sgabeblack@google.com in2( IN2 ); 10612855Sgabeblack@google.com ready( READY ); 10712855Sgabeblack@google.com bus( BUS ); 10812855Sgabeblack@google.com result( RESULT ); 10912855Sgabeblack@google.com } 11012855Sgabeblack@google.com 11112855Sgabeblack@google.com void entry(); 11212855Sgabeblack@google.com}; 11312855Sgabeblack@google.com 11412855Sgabeblack@google.com /*******************************************/ 11512855Sgabeblack@google.com 11612855Sgabeblack@google.comvoid 11712855Sgabeblack@google.comdatawidth::entry() 11812855Sgabeblack@google.com{ 11912855Sgabeblack@google.com int tmp_a; 12012855Sgabeblack@google.com int tmp_b; 12112855Sgabeblack@google.com int tmp_result; 12212855Sgabeblack@google.com 12312855Sgabeblack@google.com while (true) { 12412855Sgabeblack@google.com 12512855Sgabeblack@google.com // HANDSHAKING 12612855Sgabeblack@google.com do { wait(); } while ( ready != 1 ); 12712855Sgabeblack@google.com 12812855Sgabeblack@google.com // COMPUTATION 12912855Sgabeblack@google.com tmp_a = in1.read(); 13012855Sgabeblack@google.com tmp_b = in2.read(); 13112855Sgabeblack@google.com tmp_result = tmp_a + tmp_b; 13212855Sgabeblack@google.com cout << "; reading from bus=" << bus.read() << endl; 13312855Sgabeblack@google.com sc_lv<8> lv( '0' ); 13412855Sgabeblack@google.com lv[1] = lv[3] = lv[5] = lv[7] = 1; 13512855Sgabeblack@google.com cout << "datawidth writing to bus: " << lv << endl; 13612855Sgabeblack@google.com bus.write( lv ); 13712855Sgabeblack@google.com 13812855Sgabeblack@google.com // WRITE OUTPUT 13912855Sgabeblack@google.com result.write( tmp_result ); // result = in1 + in2 14012855Sgabeblack@google.com wait(); 14112855Sgabeblack@google.com } 14212855Sgabeblack@google.com} 14312855Sgabeblack@google.com 14412855Sgabeblack@google.com /*****************************************/ 14512855Sgabeblack@google.com 14612855Sgabeblack@google.comvoid 14712855Sgabeblack@google.comstimgen::entry() 14812855Sgabeblack@google.com{ 14912855Sgabeblack@google.com int i; 15012855Sgabeblack@google.com int j; 15112855Sgabeblack@google.com 15212855Sgabeblack@google.com ready.write( 0 ); 15312855Sgabeblack@google.com 15412855Sgabeblack@google.com for( i = 0; i < 6; i ++ ) { // integer in1 (6 bits of data) 15512855Sgabeblack@google.com for( j = 0; j < 6; j ++ ) { // integer in2 (6 bits of data) 15612855Sgabeblack@google.com in1.write( i ); 15712855Sgabeblack@google.com in2.write( j ); 15812855Sgabeblack@google.com ready.write( 1 ); 15912855Sgabeblack@google.com sc_lv<8> lv( sc_logic( i % 4 ) ); 16012855Sgabeblack@google.com lv[1] = lv[3] = lv[5] = lv[7] = j % 4; 16112855Sgabeblack@google.com cout << "writing to bus: " << lv << flush; 16212855Sgabeblack@google.com bus.write( lv ); 16312855Sgabeblack@google.com wait(); 16412855Sgabeblack@google.com 16512855Sgabeblack@google.com ready.write( 0 ); 16612855Sgabeblack@google.com wait(); 16712855Sgabeblack@google.com 16812855Sgabeblack@google.com // cout << in1.read() << " + " << in2.read() 16912855Sgabeblack@google.com // << " = " << result.read() << endl; 17012855Sgabeblack@google.com } 17112855Sgabeblack@google.com } 17212855Sgabeblack@google.com 17312855Sgabeblack@google.com sc_stop(); 17412855Sgabeblack@google.com} 17512855Sgabeblack@google.com 17612855Sgabeblack@google.com /***************************************/ 17712855Sgabeblack@google.com /* */ 17812855Sgabeblack@google.com /* int = int + int */ 17912855Sgabeblack@google.com /* */ 18012855Sgabeblack@google.com /* Max addition is 63 + 63 */ 18112855Sgabeblack@google.com /* */ 18212855Sgabeblack@google.com /***************************************/ 18312855Sgabeblack@google.com 18412855Sgabeblack@google.comint 18512855Sgabeblack@google.comsc_main( int ac, char *av[] ) 18612855Sgabeblack@google.com{ 18712855Sgabeblack@google.com // Signal Instantiation 18812855Sgabeblack@google.com sc_signal<int> in1( "in1" ); 18912855Sgabeblack@google.com sc_signal<int> in2( "in2" ); 19012855Sgabeblack@google.com sc_signal<int> result( "result" ); 19112855Sgabeblack@google.com sc_signal<bool> ready( "ready" ); 19212855Sgabeblack@google.com sc_signal_rv<8> bus( "bus" ); 19312855Sgabeblack@google.com 19412855Sgabeblack@google.com // Clock Instantiation 19512855Sgabeblack@google.com sc_clock clk( "clock", 10, SC_NS, 0.5, 0, SC_NS ); 19612855Sgabeblack@google.com 19712855Sgabeblack@google.com // Process Instantiation 19812855Sgabeblack@google.com datawidth D1( "D1", clk, in1, in2, ready, result, bus ); 19912855Sgabeblack@google.com stimgen T1( "T1", clk, result, in1, in2, ready,bus ); 20012855Sgabeblack@google.com 20112855Sgabeblack@google.com // Simulation Run Control 20212855Sgabeblack@google.com sc_start(); 20312855Sgabeblack@google.com 20412855Sgabeblack@google.com return 0; 20512855Sgabeblack@google.com} 206