1/* |
2 * Copyright (c) 2013 ARM Limited 3 * All rights reserved. 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * |
14 * Copyright (c) 2003-2005 The Regents of The University of Michigan 15 * All rights reserved. 16 * 17 * Redistribution and use in source and binary forms, with or without 18 * modification, are permitted provided that the following conditions are 19 * met: redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer; 21 * redistributions in binary form must reproduce the above copyright --- 26 unchanged lines hidden (view full) --- 48 49#include "cpu/smt.hh" //maxThreadsPerCPU 50#include "mem/cache/tags/base.hh" 51#include "mem/cache/base.hh" 52#include "sim/sim_exit.hh" 53 54using namespace std; 55 |
56BaseTags::BaseTags(const Params *p) 57 : ClockedObject(p), blkSize(p->block_size), size(p->size), 58 hitLatency(p->hit_latency) 59{ 60} 61 |
62void 63BaseTags::setCache(BaseCache *_cache) 64{ 65 cache = _cache; |
66} 67 68void |
69BaseTags::regStats() |
70{ 71 using namespace Stats; 72 replacements 73 .init(maxThreadsPerCPU) |
74 .name(name() + ".replacements") |
75 .desc("number of replacements") 76 .flags(total) 77 ; 78 79 tagsInUse |
80 .name(name() + ".tagsinuse") |
81 .desc("Cycle average of tags in use") 82 ; 83 84 totalRefs |
85 .name(name() + ".total_refs") |
86 .desc("Total number of references to valid blocks.") 87 ; 88 89 sampledRefs |
90 .name(name() + ".sampled_refs") |
91 .desc("Sample count of references to valid blocks.") 92 ; 93 94 avgRefs |
95 .name(name() + ".avg_refs") |
96 .desc("Average number of references to valid blocks.") 97 ; 98 99 avgRefs = totalRefs/sampledRefs; 100 101 warmupCycle |
102 .name(name() + ".warmup_cycle") |
103 .desc("Cycle when the warmup percentage was hit.") 104 ; 105 106 occupancies 107 .init(cache->system->maxMasters()) |
108 .name(name() + ".occ_blocks") |
109 .desc("Average occupied blocks per requestor") 110 .flags(nozero | nonan) 111 ; 112 for (int i = 0; i < cache->system->maxMasters(); i++) { 113 occupancies.subname(i, cache->system->getMasterName(i)); 114 } 115 116 avgOccs |
117 .name(name() + ".occ_percent") |
118 .desc("Average percentage of cache occupancy") 119 .flags(nozero | total) 120 ; 121 for (int i = 0; i < cache->system->maxMasters(); i++) { 122 avgOccs.subname(i, cache->system->getMasterName(i)); 123 } 124 125 avgOccs = occupancies / Stats::constant(numBlocks); 126 127 registerExitCallback(new BaseTagsCallback(this)); 128} |