16145Snate@binkert.org/* 26145Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36145Snate@binkert.org * All rights reserved. 46145Snate@binkert.org * 56145Snate@binkert.org * Redistribution and use in source and binary forms, with or without 66145Snate@binkert.org * modification, are permitted provided that the following conditions are 76145Snate@binkert.org * met: redistributions of source code must retain the above copyright 86145Snate@binkert.org * notice, this list of conditions and the following disclaimer; 96145Snate@binkert.org * redistributions in binary form must reproduce the above copyright 106145Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 116145Snate@binkert.org * documentation and/or other materials provided with the distribution; 126145Snate@binkert.org * neither the name of the copyright holders nor the names of its 136145Snate@binkert.org * contributors may be used to endorse or promote products derived from 146145Snate@binkert.org * this software without specific prior written permission. 156145Snate@binkert.org * 166145Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176145Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186145Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196145Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206145Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216145Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226145Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236145Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246145Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256145Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266145Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276145Snate@binkert.org */ 286145Snate@binkert.org 297048Snate@binkert.org#ifndef __MEM_RUBY_PROFILER_STORETRACE_HH__ 307048Snate@binkert.org#define __MEM_RUBY_PROFILER_STORETRACE_HH__ 316145Snate@binkert.org 327055Snate@binkert.org#include <iostream> 337055Snate@binkert.org 3410302Snilay@cs.wisc.edu#include "base/types.hh" 357048Snate@binkert.org#include "mem/ruby/common/Address.hh" 366154Snate@binkert.org#include "mem/ruby/common/Histogram.hh" 376145Snate@binkert.org 387048Snate@binkert.orgclass StoreTrace 397048Snate@binkert.org{ 407048Snate@binkert.org public: 417048Snate@binkert.org StoreTrace() { } 4211025Snilay@cs.wisc.edu explicit StoreTrace(Addr addr); 437048Snate@binkert.org ~StoreTrace(); 446145Snate@binkert.org 457048Snate@binkert.org void store(NodeID node); 467048Snate@binkert.org void downgrade(NodeID node); 477048Snate@binkert.org int getTotal() const { return m_total_samples; } 487048Snate@binkert.org static void initSummary(); 497055Snate@binkert.org static void printSummary(std::ostream& out); 507048Snate@binkert.org static void clearSummary(); 516145Snate@binkert.org 527055Snate@binkert.org void print(std::ostream& out) const; 536145Snate@binkert.org 547048Snate@binkert.org private: 557048Snate@binkert.org static bool s_init; 5611061Snilay@cs.wisc.edu static int64_t s_total_samples; // Total number of store lifetimes 577048Snate@binkert.org // of all lines 587048Snate@binkert.org static Histogram* s_store_count_ptr; 597048Snate@binkert.org static Histogram* s_store_first_to_stolen_ptr; 607048Snate@binkert.org static Histogram* s_store_last_to_stolen_ptr; 617048Snate@binkert.org static Histogram* s_store_first_to_last_ptr; 626145Snate@binkert.org 6311025Snilay@cs.wisc.edu Addr m_addr; 647048Snate@binkert.org NodeID m_last_writer; 6510302Snilay@cs.wisc.edu Tick m_first_store; 6610302Snilay@cs.wisc.edu Tick m_last_store; 677048Snate@binkert.org int m_stores_this_interval; 686145Snate@binkert.org 6911061Snilay@cs.wisc.edu int64_t m_total_samples; // Total number of store lifetimes of this line 707048Snate@binkert.org Histogram m_store_count; 717048Snate@binkert.org Histogram m_store_first_to_stolen; 727048Snate@binkert.org Histogram m_store_last_to_stolen; 737048Snate@binkert.org Histogram m_store_first_to_last; 746145Snate@binkert.org}; 756145Snate@binkert.org 767048Snate@binkert.orginline bool 777048Snate@binkert.orgnode_less_then_eq(const StoreTrace* n1, const StoreTrace* n2) 786145Snate@binkert.org{ 797048Snate@binkert.org return n1->getTotal() > n2->getTotal(); 806145Snate@binkert.org} 816145Snate@binkert.org 827055Snate@binkert.orginline std::ostream& 837055Snate@binkert.orgoperator<<(std::ostream& out, const StoreTrace& obj) 847048Snate@binkert.org{ 857048Snate@binkert.org obj.print(out); 867055Snate@binkert.org out << std::flush; 877048Snate@binkert.org return out; 887048Snate@binkert.org} 897048Snate@binkert.org 907048Snate@binkert.org#endif // __MEM_RUBY_PROFILER_STORETRACE_HH__ 91