diff options
Diffstat (limited to 'cpu/thread_state.hh')
-rw-r--r-- | cpu/thread_state.hh | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/cpu/thread_state.hh b/cpu/thread_state.hh deleted file mode 100644 index 7a19963c8..000000000 --- a/cpu/thread_state.hh +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (c) 2006 The Regents of The University of Michigan - * 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. - */ - -#ifndef __CPU_THREAD_STATE_HH__ -#define __CPU_THREAD_STATE_HH__ - -#include "cpu/exec_context.hh" -#include "cpu/profile.hh" - -#if FULL_SYSTEM -class EndQuiesceEvent; -class FunctionProfile; -class ProfileNode; -namespace Kernel { - class Statistics; -}; -#else -class FunctionalMemory; -class Process; -#endif - -/** - * Struct for holding general thread state that is needed across CPU - * models. This includes things such as pointers to the process, - * memory, quiesce events, and certain stats. This can be expanded - * to hold more thread-specific stats within it. - */ -struct ThreadState { -#if FULL_SYSTEM - ThreadState(int _cpuId, int _tid, FunctionalMemory *_mem) - : cpuId(_cpuId), tid(_tid), mem(_mem), lastActivate(0), lastSuspend(0), - profile(NULL), profileNode(NULL), profilePC(0), quiesceEvent(NULL) -#else - ThreadState(int _cpuId, int _tid, FunctionalMemory *_mem, - Process *_process, short _asid) - : cpuId(_cpuId), tid(_tid), mem(_mem), process(_process), asid(_asid) -#endif - { - numInst = 0; - funcExeInst = 0; - storeCondFailures = 0; - } - - ExecContext::Status status; - - int cpuId; - - // Index of hardware thread context on the CPU that this represents. - int tid; - - Counter numInst; - Stats::Scalar<> numInsts; - Stats::Scalar<> numMemRefs; - - // number of simulated loads - Counter numLoad; - Counter startNumLoad; - - FunctionalMemory *mem; // functional storage for process address space - -#if FULL_SYSTEM - Tick lastActivate; - Tick lastSuspend; - - FunctionProfile *profile; - ProfileNode *profileNode; - Addr profilePC; - - EndQuiesceEvent *quiesceEvent; - - Kernel::Statistics *kernelStats; -#else - Process *process; - - // Address space ID. Note that this is used for TIMING cache - // simulation only; all functional memory accesses should use - // one of the FunctionalMemory pointers above. - short asid; - -#endif - -#if FULL_SYSTEM - void profileClear() - { - if (profile) - profile->clear(); - } - - void profileSample() - { - if (profile) - profile->sample(profileNode, profilePC); - } -#endif - - /** - * Temporary storage to pass the source address from copy_load to - * copy_store. - * @todo Remove this temporary when we have a better way to do it. - */ - Addr copySrcAddr; - /** - * Temp storage for the physical source address of a copy. - * @todo Remove this temporary when we have a better way to do it. - */ - Addr copySrcPhysAddr; - - /* - * number of executed instructions, for matching with syscall trace - * points in EIO files. - */ - Counter funcExeInst; - - // - // Count failed store conditionals so we can warn of apparent - // application deadlock situations. - unsigned storeCondFailures; -}; - -#endif // __CPU_THREAD_STATE_HH__ |