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31 #ifndef __CPU_OZONE_THREAD_STATE_HH__
32 #define __CPU_OZONE_THREAD_STATE_HH__
34 #include "arch/regfile.hh"
35 #include "arch/types.hh"
36 #include "base/callback.hh"
37 #include "base/output.hh"
38 #include "config/the_isa.hh"
39 #include "cpu/thread_context.hh"
40 #include "cpu/thread_state.hh"
41 #include "sim/faults.hh"
42 #include "sim/process.hh"
43 #include "sim/sim_exit.hh"
48 class EndQuiesceEvent;
49 class FunctionalMemory;
50 class FunctionProfile;
54 // Maybe this ozone thread state should only really have committed state?
55 // I need to think about why I'm using this and what it's useful for. Clearly
56 // has benefits for SMT; basically serves same use as SimpleThread.
57 // Makes the ExecContext proxy easier. Gives organization/central access point
58 // to state of a thread that can be accessed normally (i.e. not in-flight
59 // stuff within a OoO processor). Does this need an TC proxy within it?
61 struct OzoneThreadState : public ThreadState {
62 typedef typename ThreadContext::Status Status;
63 typedef typename Impl::CPUType CPUType;
64 typedef TheISA::MiscReg MiscReg;
66 OzoneThreadState(CPUType *_cpu, int _thread_num)
67 : ThreadState(_cpu, -1, _thread_num),
68 intrflag(0), cpu(_cpu), noSquashFromTC(false), trapPending(false)
70 if (cpu->params->profile) {
71 profile = new FunctionProfile(cpu->params->system->kernelSymtab);
73 new MakeCallback<OzoneThreadState,
74 &OzoneThreadState::dumpFuncProfile>(this);
75 registerExitCallback(cb);
78 // let's fill with a dummy node for now so we don't get a segfault
79 // on the first cycle when there's no node available.
80 static ProfileNode dummyNode;
81 profileNode = &dummyNode;
86 OzoneThreadState(CPUType *_cpu, int _thread_num, Process *_process)
87 : ThreadState(_cpu, -1, _thread_num, _process),
88 cpu(_cpu), noSquashFromTC(false), trapPending(false)
93 RenameTable<Impl> renameTable;
99 TheISA::MiscRegFile miscRegFile;
103 typename Impl::CPUType *cpu;
111 ThreadContext *getTC() { return tc; }
113 MiscReg readMiscRegNoEffect(int misc_reg)
115 return miscRegFile.readRegNoEffect(misc_reg);
118 MiscReg readMiscReg(int misc_reg)
120 return miscRegFile.readReg(misc_reg, tc);
123 void setMiscRegNoEffect(int misc_reg, const MiscReg &val)
125 miscRegFile.setRegNoEffect(misc_reg, val);
128 void setMiscReg(int misc_reg, const MiscReg &val)
130 miscRegFile.setReg(misc_reg, val, tc);
136 void setPC(uint64_t val)
139 uint64_t readNextPC()
142 void setNextPC(uint64_t val)
145 void dumpFuncProfile()
147 std::ostream *os = simout.create(csprintf("profile.%s.dat", cpu->name()));
148 profile->dump(tc, *os);
152 #endif // __CPU_OZONE_THREAD_STATE_HH__