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Diffstat (limited to 'src/systemc/tests/systemc/misc/sim_tests/manual_clock/manual_clock.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/misc/sim_tests/manual_clock/manual_clock.cpp | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/sim_tests/manual_clock/manual_clock.cpp b/src/systemc/tests/systemc/misc/sim_tests/manual_clock/manual_clock.cpp new file mode 100644 index 000000000..35729344e --- /dev/null +++ b/src/systemc/tests/systemc/misc/sim_tests/manual_clock/manual_clock.cpp @@ -0,0 +1,174 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + manual_clock.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 "systemc.h" +#include "isaac.h" + +QTIsaac<8> rng; // Platform independent random number generator. + +SC_MODULE( proc1 ) +{ + SC_HAS_PROCESS( proc1 ); + + sc_in_clk clk; + + sc_in<bool> a; + sc_in<bool> b; + sc_inout<bool> c; + + proc1( sc_module_name NAME, + sc_signal_in_if<bool>& CLK, + sc_signal<bool>& A, + sc_signal<bool>& B, + sc_signal<bool>& C ) + { + clk( CLK ); + a(A); b(B); c(C); + SC_CTHREAD( entry, clk.pos() ); + } + + void entry() + { + while (true) { + wait(); + c = a.read() && b.read(); + wait(); + cout << sc_time_stamp() << " P1(a&&b):: C = " << c.read() + << endl; + c = a.read() || b.read(); + wait(); + cout << sc_time_stamp() << " P1(a||b):: C = " << c.read() + << endl; + c = a ^ b; + } + } +}; + +SC_MODULE( proc2 ) +{ + SC_HAS_PROCESS( proc2 ); + + sc_in_clk clk; + + sc_in<bool> a; + sc_in<bool> b; + sc_inout<bool> c; + + proc2( sc_module_name NAME, + sc_signal_in_if<bool>& CLK, + sc_signal<bool>& A, + sc_signal<bool>& B, + sc_signal<bool>& C ) + { + clk( CLK ); + a(A); b(B); c(C); + SC_CTHREAD( entry, clk.pos() ); + } + + void entry() + { + while (true) { + wait(); + c = ! (a.read() && b.read()); + wait(); + cout << sc_time_stamp() << " P2(a&&b):: C = " << c.read() + << endl; + c = ! (a.read() || b.read()); + wait(); + cout << sc_time_stamp() << " P2(a||b):: C = " << c.read() + << endl; + c = ! (a ^ b); + } + } +}; + +// comparator +SC_MODULE( proc3 ) +{ + SC_HAS_PROCESS( proc3 ); + + sc_in<bool> a; + sc_in<bool> b; + sc_out<bool> c; + sc_out<bool> d; + + proc3( sc_module_name NAME, + sc_signal<bool>& A, + sc_signal<bool>& B, + sc_signal<bool>& C, + sc_signal<bool>& D ) + { + a(A); b(B); c(C); d(D); + SC_METHOD( entry ); + sensitive << a << b; + } + + void entry() + { + c = (a == b); + d = (a != b); + } +}; + +int +sc_main( int argc, char* argv[] ) +{ + sc_signal<bool> clk1("clk1"); + sc_signal<bool> clk2("clk2"); + + sc_signal<bool> a("a"), b("b"); + sc_signal<bool> p("p"), q("q"); + sc_signal<bool> zero("zero"), one("one"); + + proc1 p1( "p1", clk1, a, b, p ); + proc2 p2( "p2", clk2, a, b, q ); + proc3 p3( "p3", p, q, zero, one ); + + sc_start(0, SC_NS); + for (double t = 0; t < 0.00001; t += 1e-9) { + clk1 = 1; + clk2 = 1; + a = rng.rand() & 16; + b = rng.rand() & 32; + sc_start( 1, SC_NS ); + clk1 = 0; + clk2 = 0; + sc_start( 1, SC_NS ); + } + + return 0; +} |