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author | Gabe Black <gabeblack@google.com> | 2018-05-24 01:37:55 -0700 |
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committer | Gabe Black <gabeblack@google.com> | 2018-08-08 10:09:54 +0000 |
commit | 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f (patch) | |
tree | 7b6faaacb4574a555e561534aa4a8508c0624c32 /src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp | |
parent | 7235d3b5211d0ba8f528d930a4c1e7ad62eec51a (diff) | |
download | gem5-16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f.tar.xz |
systemc: Import tests from the Accellera systemc distribution.
Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6
Reviewed-on: https://gem5-review.googlesource.com/10845
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>
Diffstat (limited to 'src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp')
-rw-r--r-- | src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp b/src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp new file mode 100644 index 000000000..0137a0012 --- /dev/null +++ b/src/systemc/tests/systemc/kernel/sc_event/test02/test02.cpp @@ -0,0 +1,127 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + test02.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: + + *****************************************************************************/ + +// test of immediate event notification + +#include "systemc.h" + +SC_MODULE( source ) +{ + sc_in_clk clk; + sc_out<int> out; + + void main_action() + { + int a = 0; + while( true ) { + wait(); + out = a ++; + } + } + + SC_CTOR( source ) + { + SC_THREAD( main_action ); + sensitive << clk.pos(); + } +}; + +SC_MODULE( sink ) +{ + sc_in_clk clk; + sc_in<int> in; + + sc_event e; + + void main_action() + { + int a; + while( true ) { + wait(); + cout << sc_delta_count() << " -- " << in.read() << endl; + a = in.read(); + if( ( a % 3 ) == 0 ) { + e.notify(); + } + } + } + + void other_action() + { + while( true ) { + wait( e ); + cout << sc_delta_count() << " AA " << in.read() << endl; + wait( e | e ); // same as wait( e ) + cout << sc_delta_count() << " BB " << in.read() << endl; + wait( e & e ); // same as wait( e ) + cout << sc_delta_count() << " CC " << in.read() << endl; + wait( e | e | e ); // same as wait( e ) + cout << sc_delta_count() << " DD " << in.read() << endl; + wait( e & e & e ); // same as wait( e ) + cout << sc_delta_count() << " EE " << in.read() << endl; + wait( e & clk->negedge_event() ); + cout << sc_delta_count() << " FF " << in.read() << endl; + wait( e | clk->negedge_event() ); + cout << sc_delta_count() << " GG " << in.read() << endl; + } + } + + SC_CTOR( sink ) + { + SC_THREAD( main_action ); + sensitive << clk.pos(); + SC_THREAD( other_action ); + } +}; + +int sc_main( int, char** ) +{ + sc_clock clk; + + sc_signal<int> sig; + source src( "src" ); + sink snk( "snk" ); + + src.clk( clk ); + src.out( sig ); + snk.clk( clk ); + snk.in( sig ); + + sc_start( 100, SC_NS ); + + return 0; +} |