From 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Thu, 24 May 2018 01:37:55 -0700 Subject: systemc: Import tests from the Accellera systemc distribution. Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6 Reviewed-on: https://gem5-review.googlesource.com/10845 Reviewed-by: Giacomo Travaglini Maintainer: Gabe Black --- .../datatypes/int/sc_int_base/mixed/test_int.cpp | 237 +++++++++++++++++++++ 1 file changed, 237 insertions(+) create mode 100644 src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp (limited to 'src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp') diff --git a/src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp b/src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp new file mode 100644 index 000000000..bcec788a6 --- /dev/null +++ b/src/systemc/tests/systemc/datatypes/int/sc_int_base/mixed/test_int.cpp @@ -0,0 +1,237 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + test_int.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" + + +int sc_main( int ac, char *av[] ) +{ + sc_int_base a(8),b(8); + int x; + + + + x = 8; + a = 8; + sc_assert( x == a); + + cout << "x + a = " << x + a << endl; + cout << "++a = " << ++a << endl; + cout << "a-- = " << a-- << endl; + + // bit-select on L.H.S. + a[0] = 1; + cout << "a = " << a << endl; + + // bitselect on R.H.S. + cout << "a[3] = " << a[3] << endl; + + + // part-select on R.H.S + cout << "a.range(4,0) = " << a.range(4,0) << endl; + cout << "a = " << a << endl; + + sc_int_base c(5); + c = a.range(4,0); + cout << "c = " << c << endl; + + // part-select on L.H.S. + a.range(2,0) = 7; + cout << "a = " << a << endl; + + a.range(4,2) = 5; + cout << "a = " << a << endl; + + a.range(7,4) = 8; + cout << "a = " << a << endl; + + // concat on R.H.S. + sc_int_base sx(4); + sx = 1; + sc_int_base sy(4); + sy = 3; + a = ( sx, sy ); + + cout << "a = " << a << endl; + + sc_int_base sb(8); + // concat of part-selects + sb = ( a.range(7,4), a.range(3,0) ); + + cout << "sb = " << sb << endl; + + ( sx, sy ) = 17; + + cout << "sx = " << sx << endl; + cout << "sy = " << sy << endl; + + // concat and part-selects + ( sx, sy ) = ( a.range(7,4), a.range(3,0) ); + + cout << "sx = " << sx << endl; + cout << "sy = " << sy << endl; + + sc_int_base s5(5); + + s5 = ( sx , a[4] ); + + cout << "s5 = " << s5 << endl; + + s5 = (a[4],sx); + cout << "s5 = " << s5 << endl; + + sc_bv<8> sc8; + sc_bv<4> sc4; + + // ( sc8.range(7,4), sc4 ) = 17; + ( sc8.range(7,4), sc4 ) = "00010001"; + + cout << "sc8 = " << sc8.to_int() << endl; + cout << "sc4 = " << sc4.to_int() << endl; + + sc_int_base sia(8); + + + sc_uint_base u4(4); + + // part-select on sc_uint + u4 = sx.range(3,0); + + cout << "u4 = " << u4 << endl; + + u4[3] = sx[0]; + + cout << "u4 = " << u4 << endl; + + sx = (u4.range(1,0), u4.range(3,2)); + + cout << "sx = " << sx << endl; + + sc_bv<8> bva; + sc_lv<8> lva; + + // Mixing bv, lv on the RHS + + bva = "10000000"; + lva = "10000001"; + + b = bva & "1010"; + cout << "b = " << b << endl; + + // b = lva ^ bva; + b = sc_bv<8>( lva ^ bva ); + cout << "b = " << b << endl; + + //Mixing bv, lv on the LHS + + bva = b; + lva = b; + + cout << "bva = " << bva << endl; + cout << "lva = " << lva << endl; + + bva = b & lva.to_int(); + + cout << "bva = " << bva << endl; + + + //Mixing sc_signed on LHS + + sc_signed ss8(8); + ss8 = b; + cout << "ss8 = " << ss8 << endl; + + ss8 = u4; + cout << "ss8 = " << ss8 << endl; + + // Mixing sc_signed/sc_unsigned on RHS + sc_unsigned su8(8); + + su8 = 8; + b = su8 + 1; + + cout << "b = " << b << endl; + + b = ss8 * su8; + b = ss8 ^ su8; + su8 = bva.to_int() | ss8; + + cout << "b = " << b << endl; + + // Having more than two concats + + sc_int_base ai2(2); + sc_int_base bi4(4); + sc_int_base ci2(2); + sc_int_base di2(2); + sc_int_base ei8(8); + sc_int_base ei10(10); + + ai2 = 2; + bi4 = 2; + ci2 = 2; + di2 = 2; + + ei8 = (ai2, bi4, ci2 ); + + cout << "ei8 = " << ei8 << endl; + + ei10 = (ai2, bi4, ci2 , di2); + + cout << "ei10 = " << ei10 << endl; + + // bit-true behavior + sc_int_base bs4(4); + sc_signed ds4(4); + + bs4[3] = 1; + bs4[2] = 0; + bs4[1] = 0; + bs4[0] = 0; + + ds4[3] = 1; + ds4[2] = 0; + ds4[1] = 0; + ds4[0] = 0; + + + cout << "bs4 = " << bs4 << endl; + cout << "ds4 = " << ds4 << endl; + + return 0; + +} -- cgit v1.2.3