From e983ef9e8c6749c1cd0bf083a2092cb4683d0346 Mon Sep 17 00:00:00 2001 From: Brad Beckmann Date: Tue, 24 Aug 2010 12:07:22 -0700 Subject: testers: move testers to a new directory This patch moves the testers to a new subdirectory under src/cpu and includes the necessary fixes to work with latest m5 initialization patches. --HG-- rename : configs/example/determ_test.py => configs/example/ruby_direct_test.py rename : src/cpu/directedtest/DirectedGenerator.cc => src/cpu/testers/directedtest/DirectedGenerator.cc rename : src/cpu/directedtest/DirectedGenerator.hh => src/cpu/testers/directedtest/DirectedGenerator.hh rename : src/cpu/directedtest/InvalidateGenerator.cc => src/cpu/testers/directedtest/InvalidateGenerator.cc rename : src/cpu/directedtest/InvalidateGenerator.hh => src/cpu/testers/directedtest/InvalidateGenerator.hh rename : src/cpu/directedtest/RubyDirectedTester.cc => src/cpu/testers/directedtest/RubyDirectedTester.cc rename : src/cpu/directedtest/RubyDirectedTester.hh => src/cpu/testers/directedtest/RubyDirectedTester.hh rename : src/cpu/directedtest/RubyDirectedTester.py => src/cpu/testers/directedtest/RubyDirectedTester.py rename : src/cpu/directedtest/SConscript => src/cpu/testers/directedtest/SConscript rename : src/cpu/directedtest/SeriesRequestGenerator.cc => src/cpu/testers/directedtest/SeriesRequestGenerator.cc rename : src/cpu/directedtest/SeriesRequestGenerator.hh => src/cpu/testers/directedtest/SeriesRequestGenerator.hh rename : src/cpu/memtest/MemTest.py => src/cpu/testers/memtest/MemTest.py rename : src/cpu/memtest/SConscript => src/cpu/testers/memtest/SConscript rename : src/cpu/memtest/memtest.cc => src/cpu/testers/memtest/memtest.cc rename : src/cpu/memtest/memtest.hh => src/cpu/testers/memtest/memtest.hh rename : src/cpu/rubytest/Check.cc => src/cpu/testers/rubytest/Check.cc rename : src/cpu/rubytest/Check.hh => src/cpu/testers/rubytest/Check.hh rename : src/cpu/rubytest/CheckTable.cc => src/cpu/testers/rubytest/CheckTable.cc rename : src/cpu/rubytest/CheckTable.hh => src/cpu/testers/rubytest/CheckTable.hh rename : src/cpu/rubytest/RubyTester.cc => src/cpu/testers/rubytest/RubyTester.cc rename : src/cpu/rubytest/RubyTester.hh => src/cpu/testers/rubytest/RubyTester.hh rename : src/cpu/rubytest/RubyTester.py => src/cpu/testers/rubytest/RubyTester.py rename : src/cpu/rubytest/SConscript => src/cpu/testers/rubytest/SConscript --- src/cpu/testers/rubytest/CheckTable.cc | 130 +++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 src/cpu/testers/rubytest/CheckTable.cc (limited to 'src/cpu/testers/rubytest/CheckTable.cc') diff --git a/src/cpu/testers/rubytest/CheckTable.cc b/src/cpu/testers/rubytest/CheckTable.cc new file mode 100644 index 000000000..728ad0303 --- /dev/null +++ b/src/cpu/testers/rubytest/CheckTable.cc @@ -0,0 +1,130 @@ +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * Copyright (c) 2009 Advanced Micro Devices, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "base/intmath.hh" +#include "cpu/testers/rubytest/Check.hh" +#include "cpu/testers/rubytest/CheckTable.hh" +#include "cpu/testers/rubytest/CheckTable.hh" + +CheckTable::CheckTable(int _num_cpu_sequencers, RubyTester* _tester) + : m_num_cpu_sequencers(_num_cpu_sequencers), m_tester_ptr(_tester) +{ + physical_address_t physical = 0; + Address address; + + const int size1 = 32; + const int size2 = 100; + + // The first set is to get some false sharing + physical = 1000; + for (int i = 0; i < size1; i++) { + // Setup linear addresses + address.setAddress(physical); + addCheck(address); + physical += CHECK_SIZE; + } + + // The next two sets are to get some limited false sharing and + // cache conflicts + physical = 1000; + for (int i = 0; i < size2; i++) { + // Setup linear addresses + address.setAddress(physical); + addCheck(address); + physical += 256; + } + + physical = 1000 + CHECK_SIZE; + for (int i = 0; i < size2; i++) { + // Setup linear addresses + address.setAddress(physical); + addCheck(address); + physical += 256; + } +} + +CheckTable::~CheckTable() +{ + int size = m_check_vector.size(); + for (int i = 0; i < size; i++) + delete m_check_vector[i]; +} + +void +CheckTable::addCheck(const Address& address) +{ + if (floorLog2(CHECK_SIZE) != 0) { + if (address.bitSelect(0, CHECK_SIZE_BITS - 1) != 0) { + ERROR_MSG("Check not aligned"); + } + } + + for (int i = 0; i < CHECK_SIZE; i++) { + if (m_lookup_map.count(Address(address.getAddress()+i))) { + // A mapping for this byte already existed, discard the + // entire check + return; + } + } + + Check* check_ptr = new Check(address, Address(100 + m_check_vector.size()), + m_num_cpu_sequencers, m_tester_ptr); + for (int i = 0; i < CHECK_SIZE; i++) { + // Insert it once per byte + m_lookup_map[Address(address.getAddress() + i)] = check_ptr; + } + m_check_vector.push_back(check_ptr); +} + +Check* +CheckTable::getRandomCheck() +{ + return m_check_vector[random() % m_check_vector.size()]; +} + +Check* +CheckTable::getCheck(const Address& address) +{ + DEBUG_MSG(TESTER_COMP, MedPrio, "Looking for check by address"); + DEBUG_EXPR(TESTER_COMP, MedPrio, address); + + m5::hash_map::iterator i = m_lookup_map.find(address); + + if (i == m_lookup_map.end()) + return NULL; + + Check* check = i->second; + assert(check != NULL); + return check; +} + +void +CheckTable::print(std::ostream& out) const +{ +} -- cgit v1.2.3