Add launch argument parser, add debug parameter to machine

burritos now launch binary

src/kernel/exception.rs

@@ -245,7 +245,7 @@ mod test {
 
     #[test]
     fn test_sc_shutdown() {
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
         machine.write_int_register(17, SC_SHUTDOWN as i64); // Set type to shutdown
         let ecall = Instruction::new(0b000000000000_00000_000_00000_1110011);
 
@@ -261,7 +261,7 @@ mod test {
     #[test]
     #[ignore]
     fn test_sc_print() {
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
 
         let address = machine.read_int_register(10);
         // Write string 'HELLO' in memory

src/kernel/synch.rs

@@ -277,7 +277,7 @@ mod test {
     #[test]
     fn test_semaphore_single() {
         // Init
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
         let mut thread_manager = ThreadManager::new();
         let mut semaphore = Semaphore::new(1);
         let thread = Rc::new(RefCell::new(Thread::new("test_semaphore")));
@@ -297,7 +297,7 @@ mod test {
     fn test_semaphore_multiple() {
         // Init
         let mut tm = ThreadManager::new();
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
         let mut semaphore = Semaphore::new(2);
         let thread1 = Rc::new(RefCell::new(Thread::new("test_semaphore_1")));
         let thread2 = Rc::new(RefCell::new(Thread::new("test_semaphore_2")));
@@ -342,7 +342,7 @@ mod test {
 
     #[test]
     fn test_lock_simple() {
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
         let mut tm = ThreadManager::new();
         let thread = Rc::new(RefCell::new(Thread::new("test_lock")));
         tm.ready_to_run(Rc::clone(&thread));
@@ -364,7 +364,7 @@ mod test {
         let thread1 = Rc::new(RefCell::new(Thread::new("test_lock1")));
         let thread2 = Rc::new(RefCell::new(Thread::new("test_lock2")));
 
-        let mut machine = Machine::init_machine();
+        let mut machine = Machine::new(true);
         let mut tm = ThreadManager::new();
         
         tm.ready_to_run(Rc::clone(&thread1));

src/kernel/thread_manager.rs

@@ -206,7 +206,7 @@ mod test {
 
     #[test]
     fn test_thread_context() {
-        let mut machine = Machine::default();
+        let mut machine = Machine::new(true);
 
         let (loader, ptr) = loader::Loader::new("./target/guac/halt.guac", &mut machine, 0).expect("IO Error");
         let start_pc = loader.elf_header.entrypoint;