Files
RISC-V-Simulator/include/cpu.h
Wankupi 80ff0d5682 style: use tab replace spaces
every one could change the length of tab but not of space
2024-07-23 18:46:37 +08:00

52 lines
1.0 KiB
C++

#include "module.h"
#include <memory>
#include <random>
#include <vector>
namespace dark {
class CPU {
private:
std::vector<std::unique_ptr<ModuleBase>> modules;
public:
unsigned long long cycles = 0;
private:
void sync_all() {
for (auto &module: modules)
module->sync();
}
public:
void add_module(std::unique_ptr<ModuleBase> module) {
modules.push_back(std::move(module));
}
void run_once() {
++cycles;
for (auto &module: modules)
module->work();
sync_all();
}
void run_once_shuffle() {
static std::default_random_engine engine;
std::vector<ModuleBase *> shuffled;
shuffled.reserve(modules.size());
for (auto &module: modules)
shuffled.push_back(module.get());
std::shuffle(shuffled.begin(), shuffled.end(), engine);
++cycles;
for (auto &module: shuffled)
module->work();
sync_all();
}
void run(unsigned long long max_cycles = 0, bool shuffle = false) {
auto func = shuffle ? &CPU::run_once_shuffle : &CPU::run_once;
while (max_cycles == 0 || cycles < max_cycles)
(this->*func)();
}
};
} // namespace dark