diff options
Diffstat (limited to 'src/systemc/tests/systemc/misc/user_guide/newsched/test7/test7.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/misc/user_guide/newsched/test7/test7.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/user_guide/newsched/test7/test7.cpp b/src/systemc/tests/systemc/misc/user_guide/newsched/test7/test7.cpp new file mode 100644 index 000000000..a9bc31693 --- /dev/null +++ b/src/systemc/tests/systemc/misc/user_guide/newsched/test7/test7.cpp @@ -0,0 +1,167 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + test7.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: + + *****************************************************************************/ + +/* + Corner case testing for new scheduler. + Case 5: Checking multiple clock transitions at the same time + */ + +#include "systemc.h" + +SC_MODULE( triga ) +{ + SC_HAS_PROCESS( triga ); + + sc_in<bool> clock; + sc_signal<int>& out; + + int i; + + triga(sc_module_name NAME, + sc_signal_in_if<bool>& CLOCK, + sc_signal<int>& OUT_) + : out(OUT_) + { + clock(CLOCK); + SC_METHOD( entry ); + sensitive << clock; + i = 0; + out = i++; + } + + void entry() + { + out = i++; + } +}; + +SC_MODULE( watcher ) +{ + SC_HAS_PROCESS( watcher ); + + sc_in<bool> clock1; + sc_in<bool> clock2; + const sc_signal<int>& in1; + const sc_signal<int>& in2; + const sc_signal<int>& in3; + const sc_signal<int>& in4; + + watcher(sc_module_name NAME, + sc_signal_in_if<bool>& CLOCK1, + sc_signal_in_if<bool>& CLOCK2, + const sc_signal<int>& IN1, + const sc_signal<int>& IN2, + const sc_signal<int>& IN3, + const sc_signal<int>& IN4) + : in1(IN1), in2(IN2), in3(IN3), in4(IN4) + { + clock1(CLOCK1); + clock2(CLOCK2); + SC_METHOD( entry ); + sensitive << clock1 << clock2; + sensitive << in1 << in2 << in3 << in4; + } + + void entry() + { + cout << "[ "; + if (clock1.posedge()) cout << "Posedge(1) - "; + if (clock1.negedge()) cout << "Negedge(1) - "; + if (clock2.posedge()) cout << "Posedge(2) - "; + if (clock2.negedge()) cout << "Negedge(2) - "; + if (in1.event()) cout << "Sync1 Out = " << in1.read() << " - "; + if (in2.event()) cout << "ASync1 Out = " << in2.read() << " - "; + if (in3.event()) cout << "Sync2 Out = " << in3.read() << " - "; + if (in4.event()) cout << "ASync2 Out = " << in4.read() << " - "; + cout << "]" << endl; + } +}; + + +SC_MODULE( trigp ) +{ + SC_HAS_PROCESS( trigp ); + + sc_in<bool> clk; + + sc_signal<int>& out; + + trigp(sc_module_name NAME, + sc_signal_in_if<bool>& CLK, + sc_signal<int>& OUT_) + : out(OUT_) + { + clk(CLK); + SC_CTHREAD( entry, clk.pos() ); + out = 0; + } + + void entry() + { + int i = 11; + while (true) { + out = i++; + wait(); + } + } +}; + +int +sc_main(int ac, char *av[]) +{ + sc_clock clock1("Clock1", 20, SC_NS, 0.5); + sc_clock clock2("Clock2", 40, SC_NS, 0.5); + + sc_signal<int> sig1, sig2, sig3, sig4; + + triga T1("T1", clock1, sig2); + triga T2("T2", clock2, sig4); + trigp T3("T3", clock1, sig1); + trigp T4("T4", clock2, sig3); + watcher W("W", clock1, clock2, sig1, sig2, sig3, sig4); + + sc_trace_file *tf = sc_create_vcd_trace_file("systemc"); + sc_trace(tf, clock1, "Clock1"); + sc_trace(tf, clock2, "Clock2"); + sc_trace(tf, sig1, "Sync1"); + sc_trace(tf, sig2, "Async1"); + sc_trace(tf, sig3, "Sync2"); + sc_trace(tf, sig4, "Async2"); + + sc_start(100, SC_NS); + return 0; +} |