1/* 2 * Copyright (c) 2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Kevin Lim 29 */ 30 31#ifndef __CPU_THREAD_STATE_HH__ 32#define __CPU_THREAD_STATE_HH__ 33 34#include "arch/types.hh" 35#include "config/the_isa.hh" 36#include "cpu/base.hh" 37#include "cpu/profile.hh" 38#include "cpu/thread_context.hh"
| 1/* 2 * Copyright (c) 2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Kevin Lim 29 */ 30 31#ifndef __CPU_THREAD_STATE_HH__ 32#define __CPU_THREAD_STATE_HH__ 33 34#include "arch/types.hh" 35#include "config/the_isa.hh" 36#include "cpu/base.hh" 37#include "cpu/profile.hh" 38#include "cpu/thread_context.hh"
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39 40#if !FULL_SYSTEM
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41#include "mem/mem_object.hh" 42#include "sim/process.hh"
| 39#include "mem/mem_object.hh" 40#include "sim/process.hh"
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43#endif
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44 45#if FULL_SYSTEM 46class EndQuiesceEvent; 47class FunctionProfile; 48class ProfileNode; 49namespace TheISA { 50 namespace Kernel { 51 class Statistics; 52 }; 53}; 54#endif 55 56class Checkpoint; 57class Port; 58class TranslatingPort; 59 60/** 61 * Struct for holding general thread state that is needed across CPU 62 * models. This includes things such as pointers to the process, 63 * memory, quiesce events, and certain stats. This can be expanded 64 * to hold more thread-specific stats within it. 65 */ 66struct ThreadState { 67 typedef ThreadContext::Status Status; 68
| 41 42#if FULL_SYSTEM 43class EndQuiesceEvent; 44class FunctionProfile; 45class ProfileNode; 46namespace TheISA { 47 namespace Kernel { 48 class Statistics; 49 }; 50}; 51#endif 52 53class Checkpoint; 54class Port; 55class TranslatingPort; 56 57/** 58 * Struct for holding general thread state that is needed across CPU 59 * models. This includes things such as pointers to the process, 60 * memory, quiesce events, and certain stats. This can be expanded 61 * to hold more thread-specific stats within it. 62 */ 63struct ThreadState { 64 typedef ThreadContext::Status Status; 65
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69#if FULL_SYSTEM 70 ThreadState(BaseCPU *cpu, ThreadID _tid); 71#else
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72 ThreadState(BaseCPU *cpu, ThreadID _tid, Process *_process);
| 66 ThreadState(BaseCPU *cpu, ThreadID _tid, Process *_process);
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73#endif
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74 75 ~ThreadState(); 76 77 void serialize(std::ostream &os); 78 79 void unserialize(Checkpoint *cp, const std::string §ion); 80 81 int cpuId() { return baseCpu->cpuId(); } 82 83 int contextId() { return _contextId; } 84 85 void setContextId(int id) { _contextId = id; } 86 87 void setThreadId(ThreadID id) { _threadId = id; } 88 89 ThreadID threadId() { return _threadId; } 90 91 Tick readLastActivate() { return lastActivate; } 92 93 Tick readLastSuspend() { return lastSuspend; } 94 95 void connectPhysPort(); 96 97 void connectVirtPort(ThreadContext *tc); 98 99#if FULL_SYSTEM 100 void connectMemPorts(ThreadContext *tc); 101 102 void dumpFuncProfile(); 103 104 EndQuiesceEvent *getQuiesceEvent() { return quiesceEvent; } 105 106 void profileClear(); 107 108 void profileSample(); 109 110 TheISA::Kernel::Statistics *getKernelStats() { return kernelStats; } 111#else 112 Process *getProcessPtr() { return process; } 113#endif 114 115 TranslatingPort *getMemPort(); 116 117 void setMemPort(TranslatingPort *_port) { port = _port; } 118 119 VirtualPort *getVirtPort() { return virtPort; } 120 121 FunctionalPort *getPhysPort() { return physPort; } 122 123 void setPhysPort(FunctionalPort *port) { physPort = port; } 124 125 /** Reads the number of instructions functionally executed and 126 * committed. 127 */ 128 Counter readFuncExeInst() { return funcExeInst; } 129 130 /** Sets the total number of instructions functionally executed 131 * and committed. 132 */ 133 void setFuncExeInst(Counter new_val) { funcExeInst = new_val; } 134 135 /** Returns the status of this thread. */ 136 Status status() const { return _status; } 137 138 /** Sets the status of this thread. */ 139 void setStatus(Status new_status) { _status = new_status; } 140 141 public: 142 /** Connects port to the functional port of the memory object 143 * below the CPU. */ 144 void connectToMemFunc(Port *port); 145 146 /** Number of instructions committed. */ 147 Counter numInst; 148 /** Stat for number instructions committed. */ 149 Stats::Scalar numInsts; 150 /** Stat for number of memory references. */ 151 Stats::Scalar numMemRefs; 152 153 /** Number of simulated loads, used for tracking events based on 154 * the number of loads committed. 155 */ 156 Counter numLoad; 157 158 /** The number of simulated loads committed prior to this run. */ 159 Counter startNumLoad; 160 161 protected: 162 ThreadContext::Status _status; 163 164 // Pointer to the base CPU. 165 BaseCPU *baseCpu; 166 167 // system wide HW context id 168 int _contextId; 169 170 // Index of hardware thread context on the CPU that this represents. 171 ThreadID _threadId; 172 173 public: 174 /** Last time activate was called on this thread. */ 175 Tick lastActivate; 176 177 /** Last time suspend was called on this thread. */ 178 Tick lastSuspend; 179 180#if FULL_SYSTEM 181 public: 182 FunctionProfile *profile; 183 ProfileNode *profileNode; 184 Addr profilePC; 185 EndQuiesceEvent *quiesceEvent; 186 187 TheISA::Kernel::Statistics *kernelStats;
| 67 68 ~ThreadState(); 69 70 void serialize(std::ostream &os); 71 72 void unserialize(Checkpoint *cp, const std::string §ion); 73 74 int cpuId() { return baseCpu->cpuId(); } 75 76 int contextId() { return _contextId; } 77 78 void setContextId(int id) { _contextId = id; } 79 80 void setThreadId(ThreadID id) { _threadId = id; } 81 82 ThreadID threadId() { return _threadId; } 83 84 Tick readLastActivate() { return lastActivate; } 85 86 Tick readLastSuspend() { return lastSuspend; } 87 88 void connectPhysPort(); 89 90 void connectVirtPort(ThreadContext *tc); 91 92#if FULL_SYSTEM 93 void connectMemPorts(ThreadContext *tc); 94 95 void dumpFuncProfile(); 96 97 EndQuiesceEvent *getQuiesceEvent() { return quiesceEvent; } 98 99 void profileClear(); 100 101 void profileSample(); 102 103 TheISA::Kernel::Statistics *getKernelStats() { return kernelStats; } 104#else 105 Process *getProcessPtr() { return process; } 106#endif 107 108 TranslatingPort *getMemPort(); 109 110 void setMemPort(TranslatingPort *_port) { port = _port; } 111 112 VirtualPort *getVirtPort() { return virtPort; } 113 114 FunctionalPort *getPhysPort() { return physPort; } 115 116 void setPhysPort(FunctionalPort *port) { physPort = port; } 117 118 /** Reads the number of instructions functionally executed and 119 * committed. 120 */ 121 Counter readFuncExeInst() { return funcExeInst; } 122 123 /** Sets the total number of instructions functionally executed 124 * and committed. 125 */ 126 void setFuncExeInst(Counter new_val) { funcExeInst = new_val; } 127 128 /** Returns the status of this thread. */ 129 Status status() const { return _status; } 130 131 /** Sets the status of this thread. */ 132 void setStatus(Status new_status) { _status = new_status; } 133 134 public: 135 /** Connects port to the functional port of the memory object 136 * below the CPU. */ 137 void connectToMemFunc(Port *port); 138 139 /** Number of instructions committed. */ 140 Counter numInst; 141 /** Stat for number instructions committed. */ 142 Stats::Scalar numInsts; 143 /** Stat for number of memory references. */ 144 Stats::Scalar numMemRefs; 145 146 /** Number of simulated loads, used for tracking events based on 147 * the number of loads committed. 148 */ 149 Counter numLoad; 150 151 /** The number of simulated loads committed prior to this run. */ 152 Counter startNumLoad; 153 154 protected: 155 ThreadContext::Status _status; 156 157 // Pointer to the base CPU. 158 BaseCPU *baseCpu; 159 160 // system wide HW context id 161 int _contextId; 162 163 // Index of hardware thread context on the CPU that this represents. 164 ThreadID _threadId; 165 166 public: 167 /** Last time activate was called on this thread. */ 168 Tick lastActivate; 169 170 /** Last time suspend was called on this thread. */ 171 Tick lastSuspend; 172 173#if FULL_SYSTEM 174 public: 175 FunctionProfile *profile; 176 ProfileNode *profileNode; 177 Addr profilePC; 178 EndQuiesceEvent *quiesceEvent; 179 180 TheISA::Kernel::Statistics *kernelStats;
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| 181#endif
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188 protected:
| 182 protected:
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189#else
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190 Process *process;
| 183 Process *process;
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191#endif
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192 193 TranslatingPort *port; 194 195 /** A functional port, outgoing only, for functional accesse to virtual 196 * addresses. */ 197 VirtualPort *virtPort; 198 199 /** A functional port outgoing only for functional accesses to physical 200 * addresses.*/ 201 FunctionalPort *physPort; 202 203 public: 204 /* 205 * number of executed instructions, for matching with syscall trace 206 * points in EIO files. 207 */ 208 Counter funcExeInst; 209 210 // 211 // Count failed store conditionals so we can warn of apparent 212 // application deadlock situations. 213 unsigned storeCondFailures; 214}; 215 216#endif // __CPU_THREAD_STATE_HH__
| 184 185 TranslatingPort *port; 186 187 /** A functional port, outgoing only, for functional accesse to virtual 188 * addresses. */ 189 VirtualPort *virtPort; 190 191 /** A functional port outgoing only for functional accesses to physical 192 * addresses.*/ 193 FunctionalPort *physPort; 194 195 public: 196 /* 197 * number of executed instructions, for matching with syscall trace 198 * points in EIO files. 199 */ 200 Counter funcExeInst; 201 202 // 203 // Count failed store conditionals so we can warn of apparent 204 // application deadlock situations. 205 unsigned storeCondFailures; 206}; 207 208#endif // __CPU_THREAD_STATE_HH__
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