TraceSim/main.cpp at main · renli-altas/TraceSim · GitHub

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#include "RISCV.h"
#include "ref.h"
#include "trace_sim/TraceSim.h"
#include <cstdlib>

Ref_cpu ref_cpu;
int main(int argc, char *argv[]) {
  SimConfig config;

  // 简易参数解析
  for (int i = 1; i < argc; ++i) {
    std::string arg = argv[i];
    if (arg == "--image")
      config.image_file = argv[++i];

    // 模式选择
    else if (arg == "--mode") {
      std::string m = argv[++i];
      if (m == "normal")
        config.mode = SimMode::NORMAL;
      else if (m == "trace")
        config.mode = SimMode::TRACE;
      else if (m == "restore")
        config.mode = SimMode::RESTORE;
    }

    // 路径参数

    else if (arg == "--restore-file")
      config.restore_file = argv[++i];
    else if (arg == "--max-insts")
      config.max_insts = std::stoull(argv[++i]);
  }

  ref_cpu.init(0, config.image_file.c_str(), PHYSICAL_MEMORY_LENGTH);

  if (!config.restore_file.empty()) {
    ref_cpu.restore_checkpoint(config.restore_file);
  }

  if (config.mode == SimMode::TRACE || config.mode == SimMode::RESTORE) {
    TraceSim trace_sim(ref_cpu,
                       config.mode,
                       TraceSimConfig::FETCH_WIDTH,
                       TraceSimConfig::ROB_SIZE,
                       TraceSimConfig::ALU_IQ_SIZE,
                       TraceSimConfig::LDU_IQ_SIZE,
                       TraceSimConfig::STA_IQ_SIZE,
                       TraceSimConfig::STD_IQ_SIZE,
                       TraceSimConfig::BRU_IQ_SIZE,
                       config.max_insts);
    trace_sim.run();
  } else {
    ref_cpu.exec(config);
  }

  return 0;
}