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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/misc/user_guide/chpt11.3 | |
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/misc/user_guide/chpt11.3')
3 files changed, 170 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/user_guide/chpt11.3/golden/mean.log b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/golden/mean.log new file mode 100644 index 000000000..6d243dcc5 --- /dev/null +++ b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/golden/mean.log @@ -0,0 +1 @@ +SystemC Simulation diff --git a/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.cpp b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.cpp new file mode 100644 index 000000000..1449a84ab --- /dev/null +++ b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.cpp @@ -0,0 +1,98 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + mean.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: + + *****************************************************************************/ + +/* Filename mean.cc */ +/* This is the implementation file for synchronous process `mean' */ + +#include "mean.h" + +void calculate_geometric_mean(const sc_signed& a, const sc_signed& b, + const sc_signed& c, const sc_signed& d, + sc_signed& mean){} + +void calculate_harmonic_mean(const sc_signed& a, const sc_signed& b, + const sc_signed& c, const sc_signed& d, + sc_signed& mean){} + +void mean::entry() +{ + sc_signed i(24); // Will hold input a + sc_signed j(24); // Will hold input b + sc_signed k(24); // Will hold input c + sc_signed l(24); // Will hold input d + + sc_signed arith(24); // Arithmetic mean + sc_signed geom(24); // Geometric mean + sc_signed harmonic(24); // Harmonic mean + + while (true) { + // read all inputs + do { wait(); } while (data_available != true); + i = in.read().to_int(); + wait(); + j = in.read().to_int(); + wait(); + k = in.read().to_int(); + wait(); + l = in.read().to_int(); + + // Calculate arithmetic mean + arith = (i + j + k + l) / 4; + // Calculate geometric mean + calculate_geometric_mean(i, j, k, l, geom); + // Calculate harmonic mean + calculate_harmonic_mean(i, j, k, l, harmonic); + + // write all outputs + data_ready.write(true); + wait(); + out.write(arith); + wait(); + out.write(geom); + wait(); + out.write(harmonic); + wait(); + data_ready.write(false); + } +} // end of entry function + +// Just to make the compiler shut up + +int sc_main(int ac, char *av[]) +{ + return 0; +} diff --git a/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.h b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.h new file mode 100644 index 000000000..eb0db1a2e --- /dev/null +++ b/src/systemc/tests/systemc/misc/user_guide/chpt11.3/mean.h @@ -0,0 +1,71 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + mean.h -- + + 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: + + *****************************************************************************/ + +/* Filename mean.h */ +/* This is the interface file for synchronous process `mean' */ + +#include "systemc.h" + +typedef sc_signal<sc_bv<24> > signal_bool_vector; + +SC_MODULE( mean ) +{ + SC_HAS_PROCESS( mean ); + + sc_in_clk clk; + + const signal_bool_vector& in; //input + signal_bool_vector& out; //output + const sc_signal<bool>& data_available; //input + sc_signal<bool>& data_ready; //output + + //Constructor + mean(sc_module_name NAME, + sc_clock& CLK, + const signal_bool_vector& IN_, + signal_bool_vector& OUT_, + const sc_signal<bool>& DATA_AVAILABLE, + sc_signal<bool>& DATA_READY) + : in(IN_), out(OUT_), data_available(DATA_AVAILABLE), data_ready(DATA_READY) + { + clk(CLK); + SC_CTHREAD( entry, clk.pos() ); + } + + // Process functionality in member function below + void entry(); +}; |