#!/usr/bin/env node

// Run:   `./run-cpu.js run assembly.asm`
// Debug: `./run-cpu.js debug assembly.asm`

// TODO: allow running pre-compiled machine code.
//
// i'm thinking of an interface like this...
//
// $ ./run-cpu -mc code.bin
// $ ./run-cpu code.asm
// $ ./run-cpu --debug code.asm

const fs = require('fs');
const computer = require('./simulator.js');
const assembler = require('./assembler.js');
const { logRunningHeader, logMemory } = require('./logging.js');

const mode = process.argv[2];

// console.log(`Reading ${filename}`);
const filename = process.argv[3];
const inputFile_str = fs.readFileSync(filename, 'utf8');

let machineCode;
if (mode === "debug") {
  logRunningHeader();
  machineCode = assembler.assemble(inputFile_str);
  computer.runProgram(machineCode, true);
} else {
  machineCode = assembler.assemble(inputFile_str);
  computer.runProgram(machineCode, false);
}