MicroGui.java

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;

import javax.swing.JFileChooser;

import java.util.ArrayList;
import java.util.Scanner;

import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.JButton;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JFrame;

public class MicroGui extends JFrame {

	/**
	 * Creates new form MicroGui
	 */
	public MicroGui() {
		initComponents();
	}

	@SuppressWarnings("unchecked")
	private void initComponents() {

		fileChooser = new javax.swing.JFileChooser();
		jLabel1 = new JLabel();
		jLabel2 = new JLabel();
		jLabel3 = new JLabel();
		jLabel4 = new JLabel();
		jLabel5 = new JLabel();
		jLabel6 = new JLabel();
		cache_level = new JTextField();
		spec_cache = new JTextField();
		ins_cache_level = new JTextField();
		spec_ins_cache_level = new JTextField();
		spec_hrd_org = new JTextField();
		st_addr = new JTextField();
		Browse_ins_btn = new JButton();
		run_prog_btn = new JButton();
		jScrollPane1 = new JScrollPane();
		textarea = new JTextArea();
		jLabel7 = new JLabel();
		mem_data_req = new JTextField();

		setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
		setTitle("Micro Program");

		jLabel1.setText("The number of cache level to simulate:");

		jLabel2.setText("specifications for the cache :");

		jLabel3.setText("the number of instruction cache levels to simulate:");

		jLabel4.setText("specifications for the instruction cache:");

		jLabel5.setText("specifications for the hardware organization:");

		jLabel6.setText("the start address:");

		Browse_ins_btn.setText("Instructions file");
		Browse_ins_btn.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				Browse_ins_btnActionPerformed(evt);
			}
		});

		run_prog_btn.setText("Run");
		run_prog_btn.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				run_prog_btnActionPerformed(evt);
			}
		});

		textarea.setColumns(20);
		textarea.setRows(5);
		jScrollPane1.setViewportView(textarea);

		jLabel7.setText("the memory data required:");

		javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
		getContentPane().setLayout(layout);
		layout.setHorizontalGroup(
				layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(layout.createSequentialGroup()
						.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
								.addComponent(cache_level, javax.swing.GroupLayout.Alignment.TRAILING)
								.addComponent(spec_cache)
								.addComponent(ins_cache_level)
								.addComponent(spec_ins_cache_level)
								.addComponent(spec_hrd_org)
								.addGroup(layout.createSequentialGroup()
										.addContainerGap()
										.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
												.addGroup(layout.createSequentialGroup()
														.addComponent(jLabel6)
														.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
														.addComponent(st_addr, javax.swing.GroupLayout.PREFERRED_SIZE, 73, javax.swing.GroupLayout.PREFERRED_SIZE)
														.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
														.addComponent(jLabel7)
														.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
														.addComponent(mem_data_req, javax.swing.GroupLayout.PREFERRED_SIZE, 328, javax.swing.GroupLayout.PREFERRED_SIZE))
														.addGroup(layout.createSequentialGroup()
																.addGap(10, 10, 10)
																.addComponent(Browse_ins_btn, javax.swing.GroupLayout.PREFERRED_SIZE, 135, javax.swing.GroupLayout.PREFERRED_SIZE)
																.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
																.addComponent(run_prog_btn, javax.swing.GroupLayout.PREFERRED_SIZE, 227, javax.swing.GroupLayout.PREFERRED_SIZE)
																.addGap(128, 128, 128)))))
																.addContainerGap())
																.addComponent(jScrollPane1)
																.addGroup(layout.createSequentialGroup()
																		.addContainerGap()
																		.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
																				.addComponent(jLabel1)
																				.addComponent(jLabel2)
																				.addComponent(jLabel3)
																				.addComponent(jLabel4)
																				.addComponent(jLabel5))
																				.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
				);
		layout.setVerticalGroup(
				layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(layout.createSequentialGroup()
						.addContainerGap()
						.addComponent(jLabel1)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(cache_level, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(jLabel2)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(spec_cache, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
						.addGap(4, 4, 4)
						.addComponent(jLabel3)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(ins_cache_level, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
						.addComponent(jLabel4)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(spec_ins_cache_level, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(jLabel5)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(spec_hrd_org, javax.swing.GroupLayout.PREFERRED_SIZE, 33, javax.swing.GroupLayout.PREFERRED_SIZE)
						.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
						.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
								.addComponent(jLabel6)
								.addComponent(st_addr, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
								.addComponent(jLabel7)
								.addComponent(mem_data_req, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
								.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
								.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
										.addComponent(Browse_ins_btn)
										.addComponent(run_prog_btn))
										.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
										.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 239, Short.MAX_VALUE))
				);

		pack();
	}

	private void run_prog_btnActionPerformed(ActionEvent evt) {
		int cacheLevels=Integer.parseInt(cache_level.getText());

		switch(cacheLevels){
		case 1:
			System.out.println("Please Enter your specifications for the cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "first level memory access time (in cycles)");
			cacheSpecifications = spec_cache.getText().split(",");
			cache = new Cache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 0, 0, 0, 0, 0,0, 
					Integer.parseInt(cacheSpecifications[5]), 0,0,
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),0, 0,0,0, cacheLevels, memory);
			break;
		case 2:
			System.out.println("Please Enter your specifications for the cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "memory access time (in cycles),"
					+ "second level s,l,m, "
					+ "second level hit_policy (1=write_throught 2=write_back),"
					+ "second level miss policy (1=write allocate 2=write around),"
					+ "second level cycles to access data");
			cacheSpecifications = spec_cache.getText().split(",");
			cache = new Cache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 
					Integer.parseInt(cacheSpecifications[7]), 
					Integer.parseInt(cacheSpecifications[8]),
					Integer.parseInt(cacheSpecifications[9]), 0, 0,0, 
					Integer.parseInt(cacheSpecifications[5]), 
					Integer.parseInt(cacheSpecifications[12]),0,
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),
					Integer.parseInt(cacheSpecifications[10]), 
					Integer.parseInt(cacheSpecifications[11]),0,0, cacheLevels, memory);
			break;
		case 3:
			System.out.println("Please Enter your specifications for the cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "memory access time (in cycles),"
					+ "second level s,l,m, "
					+ "second level hit_policy (1=write_throught 2=write_back),"
					+ "second level miss policy (1=write allocate 2=write around),"
					+ "second level cycles to access data,"
					+ "third level s,l,m, "
					+ "third level hit_policy (1=write_throught 2=write_back),"
					+ "third level miss policy (1=write allocate 2=write around),"
					+ "third level cycles to access data");
			cacheSpecifications = spec_cache.getText().split(",");
			cache = new Cache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 
					Integer.parseInt(cacheSpecifications[7]), 
					Integer.parseInt(cacheSpecifications[8]),
					Integer.parseInt(cacheSpecifications[9]), 
					Integer.parseInt(cacheSpecifications[13]), 
					Integer.parseInt(cacheSpecifications[14]),
					Integer.parseInt(cacheSpecifications[15]), 
					Integer.parseInt(cacheSpecifications[5]), 
					Integer.parseInt(cacheSpecifications[12]),
					Integer.parseInt(cacheSpecifications[18]),
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),
					Integer.parseInt(cacheSpecifications[10]), 
					Integer.parseInt(cacheSpecifications[11]),
					Integer.parseInt(cacheSpecifications[16]),
					Integer.parseInt(cacheSpecifications[17]), cacheLevels, memory);
			break;        	
		}
		System.out.println("Please Enter the number of instruction cache levels	you	want to	simulate.");
		int icacheLevels = Integer.parseInt(ins_cache_level.getText());
		switch(icacheLevels){
		case 1:
			System.out.println("Please Enter your specifications for the instruction cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "first level memory access time (in cycles)");
			cacheSpecifications = spec_ins_cache_level.getText().split(",");
			icache = new ICache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 0, 0, 0, 0, 0,0, 
					Integer.parseInt(cacheSpecifications[5]), 0,0,
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),0, 0,0,0, cacheLevels, memory);
			break;
		case 2:
			System.out.println("Please Enter your specifications for the instruction cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "memory access time (in cycles),"
					+ "second level s,l,m, "
					+ "second level hit_policy (1=write_throught 2=write_back),"
					+ "second level miss policy (1=write allocate 2=write around),"
					+ "second level cycles to access data");
			cacheSpecifications = spec_ins_cache_level.getText().split(",");
			icache = new ICache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 
					Integer.parseInt(cacheSpecifications[7]), 
					Integer.parseInt(cacheSpecifications[8]),
					Integer.parseInt(cacheSpecifications[9]), 0, 0,0, 
					Integer.parseInt(cacheSpecifications[5]), 
					Integer.parseInt(cacheSpecifications[12]),0,
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),
					Integer.parseInt(cacheSpecifications[10]), 
					Integer.parseInt(cacheSpecifications[11]),0,0, cacheLevels, memory);
			break;
		case 3:
			System.out.println("Please Enter your specifications for the instruction cache in the following format: "
					+ "first level s,l,m, "
					+ "first level hit_policy (1=write_throught 2=write_back),"
					+ "first level miss policy (1=write allocate 2=write around),"
					+ "first level cycles to access data,"
					+ "memory access time (in cycles),"
					+ "second level s,l,m, "
					+ "second level hit_policy (1=write_throught 2=write_back),"
					+ "second level miss policy (1=write allocate 2=write around),"
					+ "second level cycles to access data,"
					+ "third level s,l,m, "
					+ "third level hit_policy (1=write_throught 2=write_back),"
					+ "third level miss policy (1=write allocate 2=write around),"
					+ "third level cycles to access data");
			cacheSpecifications = spec_ins_cache_level.getText().split(",");
			icache = new ICache(Integer.parseInt(cacheSpecifications[0]), 
					Integer.parseInt(cacheSpecifications[1]), 
					Integer.parseInt(cacheSpecifications[2]), 
					Integer.parseInt(cacheSpecifications[7]), 
					Integer.parseInt(cacheSpecifications[8]),
					Integer.parseInt(cacheSpecifications[9]), 
					Integer.parseInt(cacheSpecifications[13]), 
					Integer.parseInt(cacheSpecifications[14]),
					Integer.parseInt(cacheSpecifications[15]), 
					Integer.parseInt(cacheSpecifications[5]), 
					Integer.parseInt(cacheSpecifications[12]),
					Integer.parseInt(cacheSpecifications[18]),
					Integer.parseInt(cacheSpecifications[6]),
					Integer.parseInt(cacheSpecifications[3]), 
					Integer.parseInt(cacheSpecifications[4]),
					Integer.parseInt(cacheSpecifications[10]), 
					Integer.parseInt(cacheSpecifications[11]),
					Integer.parseInt(cacheSpecifications[16]),
					Integer.parseInt(cacheSpecifications[17]), cacheLevels, memory);
			break;        	
		}
		System.out.println("Please Enter your specifications for the hardware organization in the following format: "
				+ "instruction buffer size, "
				+ "number of load/store reservation stations,"
				+ "number of add/sub reservation stations,"
				+ "number of nand reservation stations,"
				+ "number of mul reservation stations,"
				+ "number of addi reservation stations,"
				+ "number of ROB entries,"
				+ "load/store cycles,"
				+ "add/sub cycles,"
				+ "nand cycles,"
				+ "mul cycles,"
				+ "addi cycles");
		String[] tomasuloSpecifications = spec_hrd_org.getText().split(",");
		tomasulo = new TomasuloAlg(Integer.parseInt(tomasuloSpecifications[0]),
				Integer.parseInt(tomasuloSpecifications[1]),
				Integer.parseInt(tomasuloSpecifications[2]),
				Integer.parseInt(tomasuloSpecifications[3]),
				Integer.parseInt(tomasuloSpecifications[4]),
				Integer.parseInt(tomasuloSpecifications[5]),
				Integer.parseInt(tomasuloSpecifications[6]),
				Integer.parseInt(tomasuloSpecifications[7]),
				Integer.parseInt(tomasuloSpecifications[8]),
				Integer.parseInt(tomasuloSpecifications[9]),
				Integer.parseInt(tomasuloSpecifications[10]),
				Integer.parseInt(tomasuloSpecifications[11]),
				Integer.parseInt(tomasuloSpecifications[12]),
				Integer.parseInt(tomasuloSpecifications[13]),
				Integer.parseInt(tomasuloSpecifications[14]),
				Integer.parseInt(tomasuloSpecifications[15]),
				Integer.parseInt(tomasuloSpecifications[16]));
		System.out.println("Please enter the start address then write your program in the file.");
		startAddress =Integer.parseInt(st_addr.getText());
		instructions = assembler.assemble(file);
		for(int i=0; i<instructions.length; i++){
			memory.writeData(Integer.toString(startAddress),instructions[i]);
			startAddress+=2;
		}
		for (int q=0; q< assembler.returnRegisters().size(); q++){
			if(!registers.contains(assembler.returnRegisters().get(q))){
				Register r = new Register(assembler.returnRegisters().get(q), -1);
				registers.add(r);
			}
		}
		System.out.println("Please enter the memory data required for your program in the form (value, address), if no data, enter (no data).");
				String[] memData = mem_data_req.getText().split(",");
				if(!memData[0].equals("nodata")){
					for(int d=0; d<memData.length; d+=2){
						memory.writeData(memData[d+1], memData[d]);
					}
				}
				pc.setValue(pc.getValue()-2);
				tomasulo.start(registers, icache, cache, memory, pc);
				textarea.append("the number of cycles is : "+tomasulo.cycles);
				System.out.println(tomasulo.cycles);
				double ipc = (instructions.length*1.00 / tomasulo.cycles*1.00);
				System.err.println("IPC: " + ipc +" " + instructions.length);
				textarea.append("\n");
				textarea.append("IPC : "+ipc);
				textarea.append("\n");
				double perc;
				switch (cacheLevels) {
				case 1:
					try {
						perc = 100*(cache.hit*1.00 / 1.00*(cache.hit + cache.miss));
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}
					break;
				case 2:
					textarea.append("Cache Hit ratio :");
					try {
						perc = 100*(cache.hit*1.00 / (cache.hit + cache.miss)*1.00);
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(cache.hit2*1.00 / (cache.hit2 + cache.miss2)*1.00);
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}


					break;
				case 3:
					textarea.append("Cache Hit ratio :");
					try {
						perc = 100*(cache.hit*1.00 / (cache.hit + cache.miss)*1.00);
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(cache.hit2*1.00 / (cache.hit2 + cache.miss2)*1.00);
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(cache.hit3*1.00 / (cache.hit3 + cache.miss3)*1.00);
						System.out.println("Cache Hit ratio: "
								+ perc+"%");
						textarea.append("Cache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("Cache Hit ratio: 0%");
						textarea.append("\n");
					}
					break;
				}

				switch (icacheLevels) {
				case 1:
					try {
						perc = 100*(icache.hit*1.00 / (icache.hit + icache.miss)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}
					break;
				case 2:
					textarea.append("ICache Hit ratio :");
					textarea.append("\n");
					try {
						perc = 100*(icache.hit*1.00 / (icache.hit + icache.miss)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(icache.hit2*1.00 / (icache.hit2 + icache.miss2)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}


					break;
				case 3:
					textarea.append("ICache Hit ratio :");
					textarea.append("\n");
					try {
						perc = 100*(icache.hit*1.00 / (icache.hit + icache.miss)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(icache.hit2*1.00 / (icache.hit2 + icache.miss2)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}
					try {
						perc = 100*(icache.hit3*1.00 / (icache.hit3 + icache.miss3)*1.00);
						System.out.println("ICache Hit ratio: "
								+ perc+"%");
						textarea.append("ICache Hit ratio:  "+perc+"%");
						textarea.append("\n");
					} catch (ArithmeticException e) {
						textarea.append("ICache Hit ratio: 0%");
						textarea.append("\n");
					}
					break;
				}
	}

	private void Browse_ins_btnActionPerformed(ActionEvent evt) {//GEN-FIRST:event_Browse_ins_btnActionPerformed
		// TODO add your handling code here:

		int returnVal = fileChooser.showOpenDialog(this);
		if (returnVal == JFileChooser.APPROVE_OPTION) {
			file = fileChooser.getSelectedFile();
			System.out.println(file.getAbsolutePath());
			try {

				textarea.read( new FileReader( file.getAbsolutePath() ), null );
			} catch (IOException ex) {
				System.out.println("problem accessing file"+file.getAbsolutePath());
			}
		} else {
			System.out.println("File access cancelled by user.");
		}
	}

	/**
	 * @param args the command line arguments
	 */
	public static void main(String args[]) {
		try {
			for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
				if ("Nimbus".equals(info.getName())) {
					javax.swing.UIManager.setLookAndFeel(info.getClassName());
					break;
				}
			}
		} catch (ClassNotFoundException ex) {
			java.util.logging.Logger.getLogger(MicroGui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
		} catch (InstantiationException ex) {
			java.util.logging.Logger.getLogger(MicroGui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
		} catch (IllegalAccessException ex) {
			java.util.logging.Logger.getLogger(MicroGui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
		} catch (javax.swing.UnsupportedLookAndFeelException ex) {
			java.util.logging.Logger.getLogger(MicroGui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
		}
		java.awt.EventQueue.invokeLater(new Runnable() {
			public void run() {
				new MicroGui().setVisible(true);
			}
		});
	}
	public File file;   
	static int startAddress;
	static String[] instructions;
	static ArrayList<Register> registers = new ArrayList<Register>();
	static String[] cacheSpecifications;
	static Cache cache;
	static Memory memory = new Memory();
	static ICache icache;
	static TomasuloAlg tomasulo;
	static Assembler assembler = new Assembler();
	static Register pc = new Register("pc", 0);


	private JButton Browse_ins_btn;
	private JTextField cache_level;
	private JFileChooser fileChooser;
	private JTextField ins_cache_level;
	private JLabel jLabel1;
	private JLabel jLabel2;
	private JLabel jLabel3;
	private JLabel jLabel4;
	private JLabel jLabel5;
	private JLabel jLabel6;
	private JLabel jLabel7;
	private JScrollPane jScrollPane1;
	private JTextField mem_data_req;
	private JButton run_prog_btn;
	private JTextField spec_cache;
	private JTextField spec_hrd_org;
	private JTextField spec_ins_cache_level;
	private JTextField st_addr;
	private JTextArea textarea;
}