thread_state.hh (2690:f4337c0d9e6f) | thread_state.hh (2733:e0eac8fc5774) |
---|---|
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 * current instruction being processed, whether or not the thread has 54 * a trap pending or is being externally updated, the ThreadContext 55 * pointer, etc. It also handles anything related to a specific 56 * thread's process, such as syscalls and checking valid addresses. 57 */ 58template <class Impl> 59struct O3ThreadState : public ThreadState { 60 typedef ThreadContext::Status Status; | 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 * current instruction being processed, whether or not the thread has 54 * a trap pending or is being externally updated, the ThreadContext 55 * pointer, etc. It also handles anything related to a specific 56 * thread's process, such as syscalls and checking valid addresses. 57 */ 58template <class Impl> 59struct O3ThreadState : public ThreadState { 60 typedef ThreadContext::Status Status; |
61 typedef typename Impl::FullCPU FullCPU; | 61 typedef typename Impl::O3CPU O3CPU; |
62 63 private: 64 /** Pointer to the CPU. */ | 62 63 private: 64 /** Pointer to the CPU. */ |
65 FullCPU *cpu; | 65 O3CPU *cpu; |
66 public: 67 /** Whether or not the thread is currently in syscall mode, and 68 * thus able to be externally updated without squashing. 69 */ 70 bool inSyscall; 71 72 /** Whether or not the thread is currently waiting on a trap, and 73 * thus able to be externally updated without squashing. 74 */ 75 bool trapPending; 76 77#if FULL_SYSTEM | 66 public: 67 /** Whether or not the thread is currently in syscall mode, and 68 * thus able to be externally updated without squashing. 69 */ 70 bool inSyscall; 71 72 /** Whether or not the thread is currently waiting on a trap, and 73 * thus able to be externally updated without squashing. 74 */ 75 bool trapPending; 76 77#if FULL_SYSTEM |
78 O3ThreadState(FullCPU *_cpu, int _thread_num) | 78 O3ThreadState(O3CPU *_cpu, int _thread_num) |
79 : ThreadState(-1, _thread_num), 80 inSyscall(0), trapPending(0) 81 { } 82#else | 79 : ThreadState(-1, _thread_num), 80 inSyscall(0), trapPending(0) 81 { } 82#else |
83 O3ThreadState(FullCPU *_cpu, int _thread_num, Process *_process, int _asid, | 83 O3ThreadState(O3CPU *_cpu, int _thread_num, Process *_process, int _asid, |
84 MemObject *mem) 85 : ThreadState(-1, _thread_num, mem, _process, _asid), 86 cpu(_cpu), inSyscall(0), trapPending(0) 87 { } 88#endif 89 90 /** Pointer to the ThreadContext of this thread. */ 91 ThreadContext *tc; 92 93 /** Returns a pointer to the TC of this thread. */ 94 ThreadContext *getTC() { return tc; } 95 96#if !FULL_SYSTEM 97 /** Handles the syscall. */ 98 void syscall(int64_t callnum) { process->syscall(callnum, tc); } 99#endif 100}; 101 102#endif // __CPU_O3_THREAD_STATE_HH__ | 84 MemObject *mem) 85 : ThreadState(-1, _thread_num, mem, _process, _asid), 86 cpu(_cpu), inSyscall(0), trapPending(0) 87 { } 88#endif 89 90 /** Pointer to the ThreadContext of this thread. */ 91 ThreadContext *tc; 92 93 /** Returns a pointer to the TC of this thread. */ 94 ThreadContext *getTC() { return tc; } 95 96#if !FULL_SYSTEM 97 /** Handles the syscall. */ 98 void syscall(int64_t callnum) { process->syscall(callnum, tc); } 99#endif 100}; 101 102#endif // __CPU_O3_THREAD_STATE_HH__ |