Derek Christ
db74e7549a
Fix some of the deprecation warnings introduced in the new version such as the removal of SC_HAS_PROCESS.
132 lines
4.3 KiB
C++
132 lines
4.3 KiB
C++
/*
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* Copyright (c) 2023, RPTU Kaiserslautern-Landau
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors:
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* Derek Christ
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*/
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#include "ListInitiator.h"
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#include "TargetMemory.h"
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#include <simulator/Cache.h>
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#include <DRAMSys/common/MemoryManager.h>
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#include <gtest/gtest.h>
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class SystemCTest : public testing::Test
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{
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public:
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~SystemCTest() override {
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sc_core::sc_curr_simcontext = new sc_core::sc_simcontext();
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sc_core::sc_default_global_context = sc_core::sc_curr_simcontext;
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}
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};
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class DirectMappedCache : public SystemCTest
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{
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protected:
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DirectMappedCache() :
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memoryManager(true),
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initiator("ListInitiator", memoryManager),
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target("TargetMemory",
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sc_core::sc_time(1, sc_core::SC_NS),
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sc_core::sc_time(10, sc_core::SC_NS)),
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cache("Cache",
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32768,
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1,
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32,
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8,
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8,
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8,
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true,
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sc_core::sc_time(1, sc_core::SC_NS),
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5,
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memoryManager)
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{
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initiator.iSocket.bind(cache.tSocket);
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cache.iSocket.bind(target.tSocket);
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}
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DRAMSys::MemoryManager memoryManager;
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ListInitiator initiator;
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TargetMemory target;
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Cache cache;
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};
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TEST_F(DirectMappedCache, Basic)
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{
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using sc_core::SC_NS;
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using sc_core::sc_time;
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using Command = ListInitiator::TestTransactionData::Command;
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std::vector<ListInitiator::TestTransactionData> list{
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// Test miss
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{sc_time(0, SC_NS), sc_time(17, SC_NS), Command::Read, 0x0, 4, 0x0},
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// Test secondary miss
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{sc_time(1, SC_NS), sc_time(18, SC_NS), Command::Read, 0x0, 4, 0x0},
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// Test hit
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{sc_time(100, SC_NS), sc_time(106, SC_NS), Command::Read, 0x0, 4, 0x0},
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// Test write hit
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{sc_time(200, SC_NS), sc_time(206, SC_NS), Command::Write, 0x0, 4, 0x8},
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// Test eviction
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{sc_time(300, SC_NS), sc_time(317, SC_NS), Command::Write, 1024 * 32, 4, 0x0}};
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initiator.appendTestTransactionList(list);
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sc_core::sc_start();
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}
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// Does not work yet
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// Unclear if a snoop should even happen when the line eviction fails
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// TEST_F(DirectMappedCache, WriteBufferSnooping)
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// {
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// using sc_core::SC_NS;
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// using sc_core::sc_time;
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// using Command = ListInitiator::TestTransactionData::Command;
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// std::vector<ListInitiator::TestTransactionData> list{
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// // Allocate line
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// {sc_time(0, SC_NS), sc_time(17, SC_NS), Command::Write, 0x0, 4, 0x0},
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// // Evict line
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// {sc_time(100, SC_NS), sc_time(117, SC_NS), Command::Read, 1024 * 32, 4, 0x0},
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// // Snoop from write buffer
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// {sc_time(102, SC_NS), sc_time(108, SC_NS), Command::Read, 0x0, 4, 0x0},
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// };
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// initiator.appendTestTransactionList(list);
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// sc_core::sc_start();
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// }
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