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Diffstat (limited to 'src/systemc/tests/systemc/misc/synth/concat/lvalue/test.cpp')
-rw-r--r-- | src/systemc/tests/systemc/misc/synth/concat/lvalue/test.cpp | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/synth/concat/lvalue/test.cpp b/src/systemc/tests/systemc/misc/synth/concat/lvalue/test.cpp new file mode 100644 index 000000000..e20874af6 --- /dev/null +++ b/src/systemc/tests/systemc/misc/synth/concat/lvalue/test.cpp @@ -0,0 +1,131 @@ +/***************************************************************************** + + 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.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: + + *****************************************************************************/ + +// +// Verifies the functionality of concanetation operation. +// Operands form the rvalue of an assignment +// +// Author: PRP +// Date Created: 19 Feb 99 +// + + +#include "systemc.h" +#include "test.h" + +void test::entry() +{ + sc_lv<8> a; + sc_lv<8> b; + sc_lv<8> c; + sc_lv<8> d; + sc_lv<24> e; + sc_lv<24> f; + + // sc_logic k; + // sc_logic n; + // sc_logic m, o, p, q, r, s, t, u; + sc_lv<1> k, n, m, o, p, q, r, s, t, u; + + sc_lv<32> x; + sc_lv<32> y; + sc_lv<32> z; + + int i,j; + + while (true) { + + wait (); + + + b = "00000001"; // 1 + c = "00000011"; // 3 + d = "00001111"; // 15 + + // =============== Array + Array ==================================== + + (a, f) = "00000000000000000000000000000011"; // a = 0, f = 3 + + // =============== Cascading ==================================== + // cascading array variables + (a, f) = (b, c, d, a); + // a = 00000001 f = "00000011 00001111 00000000" + z = (a, f); + + // composing cascaded array variables + x = ( sc_lv_base( "00000011" ), "00000011", "00000011", "00000101"); + (a, (b, c, d)) = x; + z = z | x; // z = 00000011 00000011 00001111 00000101 + + // =============== Array (variable) + Scalar ============================== + + (b, c, d, a.range (7, 2), k, n) = (a, b, c, d); + // b = 00000011 c = 00000011 d = 00000011 a = 00000111 + // k = 0 n = 1 + z = z | (a, b, c, d); // z = 00000111 00000011 00001111 00000111 + + ( k, m, a.range (5, 0)) = z.range (15, 8); + // k = 0 m = 0 a = 00001111 + z = z | ( sc_lv_base( n ), m, k, n, "0000", a, "0000000000000000"); + // z = 10010111 00001111 00001111 00000111 + + // =============== Null Vector ==================================== + + ( m, n, o, p, q, r, s, t ) = "11011010"; + a = ( sc_lv_base( s ), t, q, r, o, m, n, p); // a = "10100111" + z = (z.range (31, 8), a); // z = 10010111 00001111 00001111 10100111 + + b = "00000000"; + + z = z | (b, b, b, z.range (7, 0)); + + // =============== LHS/RHS of different widths ============================== + + (x.range (15, 0), x.range (31, 16)) = ("1001011100001111000011111010011101"); + // RHS is (z, "01") + // x = 00111110 10011101 01011100 00111100 + + (z.range (31, 16), z.range (15, 0)) = (x.range (7, 0), x.range (23, 16), + x.range (15, 8), x.range (31, 24)); + // z = 00111100 10011101 01011100 00111110 + + o1 = z.to_int(); + wait(); + + } +} + |