thread_state.hh (2680:246e7104f744) | thread_state.hh (2683:d6b72bb2ed97) |
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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; --- 44 unchanged lines hidden (view full) --- 53 * pointer, etc. It also handles anything related to a specific 54 * thread's process, such as syscalls and checking valid addresses. 55 */ 56template <class Impl> 57struct O3ThreadState : public ThreadState { 58 typedef ThreadContext::Status Status; 59 typedef typename Impl::FullCPU FullCPU; 60 | 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; --- 44 unchanged lines hidden (view full) --- 53 * pointer, etc. It also handles anything related to a specific 54 * thread's process, such as syscalls and checking valid addresses. 55 */ 56template <class Impl> 57struct O3ThreadState : public ThreadState { 58 typedef ThreadContext::Status Status; 59 typedef typename Impl::FullCPU FullCPU; 60 |
61 /** Current status of the thread. */ 62 Status _status; 63 64 /** Current instruction the thread is committing. Only set and 65 * used for DTB faults currently. 66 */ 67 TheISA::MachInst inst; 68 | |
69 private: 70 /** Pointer to the CPU. */ 71 FullCPU *cpu; 72 public: 73 /** Whether or not the thread is currently in syscall mode, and 74 * thus able to be externally updated without squashing. 75 */ 76 bool inSyscall; 77 78 /** Whether or not the thread is currently waiting on a trap, and 79 * thus able to be externally updated without squashing. 80 */ 81 bool trapPending; 82 83#if FULL_SYSTEM | 61 private: 62 /** Pointer to the CPU. */ 63 FullCPU *cpu; 64 public: 65 /** Whether or not the thread is currently in syscall mode, and 66 * thus able to be externally updated without squashing. 67 */ 68 bool inSyscall; 69 70 /** Whether or not the thread is currently waiting on a trap, and 71 * thus able to be externally updated without squashing. 72 */ 73 bool trapPending; 74 75#if FULL_SYSTEM |
84 O3ThreadState(FullCPU *_cpu, int _thread_num, FunctionalMemory *_mem) 85 : ThreadState(-1, _thread_num, _mem), | 76 O3ThreadState(FullCPU *_cpu, int _thread_num, ) 77 : ThreadState(-1, _thread_num), |
86 inSyscall(0), trapPending(0) 87 { } 88#else 89 O3ThreadState(FullCPU *_cpu, int _thread_num, Process *_process, int _asid, 90 MemObject *mem) 91 : ThreadState(-1, _thread_num, mem, _process, _asid), 92 cpu(_cpu), inSyscall(0), trapPending(0) 93 { } 94#endif 95 96 /** Pointer to the ThreadContext of this thread. */ 97 ThreadContext *tc; 98 99 /** Returns a pointer to the TC of this thread. */ 100 ThreadContext *getTC() { return tc; } 101 | 78 inSyscall(0), trapPending(0) 79 { } 80#else 81 O3ThreadState(FullCPU *_cpu, int _thread_num, Process *_process, int _asid, 82 MemObject *mem) 83 : ThreadState(-1, _thread_num, mem, _process, _asid), 84 cpu(_cpu), inSyscall(0), trapPending(0) 85 { } 86#endif 87 88 /** Pointer to the ThreadContext of this thread. */ 89 ThreadContext *tc; 90 91 /** Returns a pointer to the TC of this thread. */ 92 ThreadContext *getTC() { return tc; } 93 |
102 /** Returns the status of this thread. */ 103 Status status() const { return _status; } 104 105 /** Sets the status of this thread. */ 106 void setStatus(Status new_status) { _status = new_status; } 107 108 /** Sets the current instruction being committed. */ 109 void setInst(TheISA::MachInst _inst) { inst = _inst; } 110 111 /** Reads the number of instructions functionally executed and 112 * committed. 113 */ 114 Counter readFuncExeInst() { return funcExeInst; } 115 116 /** Sets the total number of instructions functionally executed 117 * and committed. 118 */ 119 void setFuncExeInst(Counter new_val) { funcExeInst = new_val; } 120 | |
121#if !FULL_SYSTEM 122 /** Handles the syscall. */ 123 void syscall(int64_t callnum) { process->syscall(callnum, tc); } 124#endif 125}; 126 127#endif // __CPU_O3_THREAD_STATE_HH__ | 94#if !FULL_SYSTEM 95 /** Handles the syscall. */ 96 void syscall(int64_t callnum) { process->syscall(callnum, tc); } 97#endif 98}; 99 100#endif // __CPU_O3_THREAD_STATE_HH__ |