inst_pb_trace.hh

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#ifndef __CPU_INST_PB_TRACE_HH__
#define __CPU_INST_PB_TRACE_HH__
 
#include "arch/generic/pcstate.hh"
#include "base/trace.hh"
#include "base/types.hh"
#include "cpu/static_inst_fwd.hh"
#include "params/InstPBTrace.hh"
#include "proto/protoio.hh"
#include "sim/insttracer.hh"
 
namespace ProtoMessage {
class Inst;
}
 
namespace gem5
{
 
class ThreadContext;
 
namespace trace {

 
class InstPBTraceRecord : public InstRecord
{
  public:
    InstPBTraceRecord(InstPBTrace& _tracer, Tick when, ThreadContext *tc,
                      const StaticInstPtr si, const PCStateBase &pc,
                      const StaticInstPtr mi = NULL)
        : InstRecord(when, tc, si, pc, mi), tracer(_tracer)
    {}

    void dump() override;
 
  protected:
    InstPBTrace& tracer;
 
};
 
class InstPBTrace : public InstTracer
{
 public:
    InstPBTrace(const InstPBTraceParams &p);
    virtual ~InstPBTrace();
 
    InstPBTraceRecord* getInstRecord(Tick when, ThreadContext *tc, const
                                    StaticInstPtr si, const PCStateBase &pc,
                                    const StaticInstPtr mi = NULL) override;
 
  protected:
    std::unique_ptr<uint8_t []> buf;
    size_t bufSize;

    static ProtoOutputStream *traceStream;
 

    ProtoMessage::Inst *curMsg;

    void createTraceFile(std::string filename);

    void closeStreams();

    void traceInst(ThreadContext *tc, StaticInstPtr si, const PCStateBase &pc);

    void traceMem(StaticInstPtr si, Addr a, Addr s, unsigned f);
 
    friend class InstPBTraceRecord;
};
 
} // namespace trace
} // namespace gem5
 
#endif // __CPU_INST_PB_TRACE_HH__