#include "sysy/Support/CommandLine.h"
#include "sysy/Frontend/Frontend.h"
#include "sysy/IR/Module.h"
#include "sysy/IR/PassManager.h"
#include "sysy/Target/Module.h"
#include "sysy/Transform/Transform.h"
#include <string>
#include <iostream>

using namespace sysy;

cmdline::parser cmd;

int main(int argc, char* argv[])
{
    cmd.add<std::string>("input", 0, "input filename");
    cmd.add<std::string>("output", 'o', "output filename", false, "a.s");
    cmd.add<std::string>("gen", 'g', "gen what type output", false, "asm", cmdline::oneof<std::string>("asm", "ast", "cst", "ir"));
    cmd.add<std::string>("opt", 0, "opt level", false, "O0", cmdline::oneof<std::string>("O0", "O2"));
    cmd.parse_check(argc, argv);
    auto InputFilename = cmd.get<std::string>("input");
    auto Gen = cmd.get<std::string>("gen");
    auto OutputFilename = cmd.get<std::string>("output");
    auto Opt = cmd.get<std::string>("opt");
    std::cout << InputFilename << std::endl;
    ir::Module* module;
    if(!(module = FrontendMain(InputFilename, Gen)))
        return 0;

    auto pm = new ir::ModulePassManager;
    ir::initialIRTransform(Opt, pm);
    pm->run(module);



    mc::Module* mc_module = new mc::Module(module);
    mc_module->run(OutputFilename);// TODO: 写成mc::PassManager的形式
    // 如下->
    // using mc::ModulePassManager = PassManager<mc::Module>
    // pm->addPass(new RegAlloc) ...........................

    // std::cout << "hello world" << std::endl;
    return 0;
}