计算机指令仿真

import java.awt.Color; import javax.swing.JOptionPane; /* * To change this license header,choose License Headers in Project Properties. * To change this template file,choose Tools | Templates * and open the template in the editor.E */ // package computer_instrument; /** * * @author NEWPLAN */ @SuppressWarnings("serial") public class ComputerInstrution extends javax.swing.JFrame { public String FT = "FT: ",ST = " ST: ",DT = " DT: ",ET = " ET: "; public String MIN_FT = "FT: ",MIN_ST = " ST: ",MIN_DT = " DT: ",MIN_ET = " ET: "; /** * Creates new form ComputerInstrution */ public ComputerInstrution() { this.FT += "M->IR PC+1->PC "; this.MIN_FT += "EMAR,R,SIR,CPST PC->A,A+1,DM,CPPC,1->ST,CPST"; initComponents(); this.setSize(1100,700); } /** * This method is called from within the constructor to initialize the form. * WARNING: Do NOT modify this code. The content of this method is always * regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code"> private void initComponents() { jLabel2 = new javax.swing.JLabel(); jLabel3 = new javax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); jLabel5 = new javax.swing.JLabel(); jTextField1 = new javax.swing.JTextField(); jComboBox1 = new javax.swing.JComboBox(); jComboBox2 = new javax.swing.JComboBox(); jComboBox3 = new javax.swing.JComboBox(); jComboBox4 = new javax.swing.JComboBox(); jLabel6 = new javax.swing.JLabel(); jLabel7 = new javax.swing.JLabel(); jScrollPane1 = new javax.swing.JScrollPane(); jTextArea1 = new javax.swing.JTextArea(); jScrollPane2 = new javax.swing.JScrollPane(); jTextArea2 = new javax.swing.JTextArea(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); jLabel1 = new javax.swing.JLabel(); jComboBox5 = new javax.swing.JComboBox(); jLabel8 = new javax.swing.JLabel(); jComboBox6 = new javax.swing.JComboBox(); setDefaultCloSEOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("课程设计"); jLabel2.setText("指令格式"); jLabel3.setText("源寄存器"); jLabel4.setText("源寻址方式"); jLabel5.setText("目的寄存器"); jTextField1.setEditable(false); jTextArea1.setEditable(false); jTextArea2.setEditable(false); jTextField1.setBackground(Color.gray); jTextArea1.setBackground(Color.GRAY); jTextArea2.setBackground(Color.gray); /* * jTextField1.addActionListener(new java.awt.event.ActionListener() { * public void actionPerformed(java.awt.event.ActionEvent evt) { * jTextField1ActionPerformed(evt); } }); */ jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "MOV","单操作指令","双操作指令","跳转指令,返回指令","转子指令" })); jComboBox1.setSelectedIndex(⑴); jComboBox1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jComboBox1ActionPerformed(evt); } }); jComboBox2.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "R0","R1","R2","R3" })); jComboBox2.setSelectedIndex(⑴); jComboBox3.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "R","(R)","-(R)","(R)+","@(R)+","X(R)" })); jComboBox3.setSelectedIndex(⑴); jComboBox4.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "R0","R3" })); jComboBox4.setSelectedIndex(⑴); jComboBox2.setEnabled(false); jComboBox3.setEnabled(false); jComboBox4.setEnabled(false); jComboBox5.setEnabled(false); jComboBox6.setEnabled(false); jLabel6.setText("指令周期"); jLabel7.setText("微命令"); jTextArea1.setColumns(20); jTextArea1.setRows(5); jScrollPane1.setViewportView(jTextArea1); jTextArea2.setColumns(20); jTextArea2.setRows(5); jScrollPane2.setViewportView(jTextArea2); jButton1.setText("生成指令"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jButton2.setText("退出"); jButton2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton2ActionPerformed(evt); } }); jButton3.setText("重新开始"); jButton3.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton3ActionPerformed(evt); } }); jLabel1.setText("选择指令"); jComboBox5.setMaximumRowCount(20); jComboBox5.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "MOV","COM","NEG","INC","DEC","SL","SR","JMP","RST","ADD","SUB","AND","OR","EOR" })); jComboBox5.setSelectedIndex(⑴); jLabel8.setText("目的寻址方式"); jComboBox6.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "R","X(R)" })); jComboBox6.setSelectedIndex(⑴); 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) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addGroup( javax.swing.GroupLayout.Alignment.TRAILING,layout.createSequentialGroup() .addGap(27,27,27) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jButton1,javax.swing.GroupLayout.Alignment.TRAILING,javax.swing.GroupLayout.PREFERRED_SIZE,98,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jButton3,javax.swing.GroupLayout.Alignment.TRAILING))) .addGroup( layout.createSequentialGroup() .addGap(68,68,68) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jLabel2,57,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel1,javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(12,12,12))) .addGroup( layout.createSequentialGroup() .addGap(68,68) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jLabel5,69,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel4,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel3,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel8,72,javax.swing.GroupLayout.PREFERRED_SIZE)))) .addGap(39,39,39) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING,false) .addComponent( jComboBox2,javax.swing.GroupLayout.DEFAULT_SIZE,Short.MAX_VALUE) .addComponent(jComboBox3,139,Short.MAX_VALUE) .addComponent( jComboBox4,Short.MAX_VALUE) .addGroup( javax.swing.GroupLayout.Alignment.TRAILING,layout.createSequentialGroup() .addGap(0,Short.MAX_VALUE) .addComponent( jButton2)) .addComponent( jComboBox6,Short.MAX_VALUE) .addComponent(jTextField1) .addComponent( jComboBox1,Short.MAX_VALUE) .addComponent( jComboBox5,Short.MAX_VALUE)) .addGap(57,57) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addGroup( layout.createSequentialGroup() .addComponent( jScrollPane1,261,javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap( javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent( jScrollPane2,258,Short.MAX_VALUE) .addContainerGap()) .addGroup( layout.createSequentialGroup() .addComponent( jLabel6) .addPreferredGap( javax.swing.LayoutStyle.ComponentPlacement.RELATED,Short.MAX_VALUE) .addComponent( jLabel7) .addGap(155,155,155))))); layout.setVerticalGroup(layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup( layout.createSequentialGroup() .addGap(57,57) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jButton3) .addComponent(jButton2) .addComponent(jLabel6) .addComponent(jLabel7)) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addGroup( layout.createSequentialGroup() .addGap(56,56,56) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent( jTextField1,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jButton1)) .addGap(41,41,41) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent( jLabel2) .addComponent( jComboBox1,javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(24,24,24) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent( jLabel1) .addComponent( jComboBox5,javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(32,32,32) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jLabel3) .addComponent( jComboBox2,javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(36,36,36) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jComboBox3,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel4)) .addGap(38,38,38) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent( jLabel5) .addComponent( jComboBox4,javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(31,31,31) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.BASELINE) .addComponent( jComboBox6,javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent( jLabel8)) .addGap(0,92,Short.MAX_VALUE)) .addGroup( layout.createSequentialGroup() .addGap(18,18,18) .addGroup( layout.createParallelGroup( javax.swing.GroupLayout.Alignment.LEADING) .addComponent( jScrollPane2,javax.swing.GroupLayout.Alignment.TRAILING) .addComponent( jScrollPane1)))) .addContainerGap())); pack(); } private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) { /* * 退出系统 */ System.exit(EXIT_ON_CLOSE); } private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) { /* * 初始化系统 */ jTextArea1.setText(""); jTextArea2.setText(""); jTextField1.setText(""); jComboBox1.setSelectedIndex(⑴); jComboBox2.setSelectedIndex(⑴); jComboBox3.setSelectedIndex(⑴); jComboBox4.setSelectedIndex(⑴); jComboBox5.setSelectedIndex(⑴); jComboBox6.setSelectedIndex(⑴); jComboBox2.setEnabled(false); jComboBox3.setEnabled(false); jComboBox4.setEnabled(false); jComboBox5.setEnabled(false); jComboBox6.setEnabled(false); } @SuppressWarnings("static-access") private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { /************************/ jTextArea1.setText(""); jTextArea2.setText(""); ST = "ST "; DT = "DT "; ET = "ET "; MIN_ST = " ST: "; MIN_DT = " DT: "; MIN_ET = " ET: "; String tempString = " "; String tXT_READString = ""; String messaStringjcombox2 = "",messaStringjcombox3 = ""; String messaStringjcombox4 = "",messaStringjcombox5 = "",messaStringjcombox6 = ""; JOptionPane tempJOptionPane = new JOptionPane();/* 毛病提示 */ /***********************************************************************************/ /* 选择指令方式 */ if (jComboBox1.getSelectedIndex() < 0) { tempJOptionPane.showMessageDialog(null,"指令毛病,指令模式非空,请重新输入！"); this.jButton3ActionPerformed(null); return; } /* 指令格式 */ if (jComboBox5.getSelectedIndex() < 0) { tempJOptionPane.showMessageDialog(null,指令非空，请重新输入！"); this.jButton3ActionPerformed(null); return; } messaStringjcombox5 = jComboBox5.getSelectedItem().toString(); /* * ST周期 */ switch (jComboBox1.getSelectedItem().toString()) { case "MOV" : case "双操作指令" : if (jComboBox2.getSelectedIndex() < 0 || jComboBox3.getSelectedIndex() < 0 || jComboBox4.getSelectedIndex() < 0 || jComboBox6.getSelectedIndex() < 0) { tempJOptionPane.showMessageDialog(null,源操作数和目的操作数均不能为空，请重新输入！"); this.jButton3ActionPerformed(null); return; } messaStringjcombox2 = jComboBox2.getSelectedItem().toString(); messaStringjcombox3 = jComboBox3.getSelectedItem().toString(); messaStringjcombox4 = jComboBox4.getSelectedItem().toString(); messaStringjcombox6 = jComboBox6.getSelectedItem().toString(); switch (messaStringjcombox3) { case "R" : ST += " "; break; case "-(R)" : ST += messaStringjcombox2 + "⑴->" + messaStringjcombox2 + "," + "MAR M->MDR->C "; MIN_ST += messaStringjcombox2 + "->A,A⑴,DM CPMAR,CP" + messaStringjcombox2 + "T+1,CPT " + "EMAR,SMDR,MDR->B,B,CPC,1->DT,CPDT"; break; case "(R)" : ST += messaStringjcombox2 + "->MAR " + "M->MDR->C "; MIN_ST += messaStringjcombox2 + "->A,A,CPMAR,T+1,CPDT"; break; case "(R)+" : ST += messaStringjcombox2 + "->MAR " + "M->MDR->C " + messaStringjcombox2 + "+1->" + messaStringjcombox2 + " "; MIN_ST += messaStringjcombox2 + "->A,CPT " + messaStringjcombox2 + "->A,CP" + messaStringjcombox2 + "1-DT,CPDT,CPDT"; break; case "@(R)+" : ST += messaStringjcombox2 + "->MAR " + "M->MDR->C " + messaStringjcombox2 + "+1->" + messaStringjcombox2 + " C->MAR M->MDR->C "; MIN_ST += messaStringjcombox2 + "->A,CPT " + messaStringjcombox2 + "->A,CPT " + "C->A,CPSR " + "EMAR,CPDT"; break; case "X(R)" : ST += "PC->MAR,M->MDR->C,PC+1->PC,C+" + messaStringjcombox2 + "->MAR,M->MDR->C "; MIN_ST += "PC->A,CPT " + "PC->A,SM,C->B,A+B,CPST " + "EMAR,CPDT"; break; default : tempJOptionPane.showMessageDialog(null,"无效诗人！"); break; } break; case "单操作指令" : if (jComboBox4.getSelectedIndex() < 0 || jComboBox6.getSelectedIndex() < 0) { tempJOptionPane.showMessageDialog(null,目的操作数不能为空，请重新输入！"); this.jButton3ActionPerformed(null); return; } messaStringjcombox4 = jComboBox4.getSelectedItem().toString(); messaStringjcombox6 = jComboBox6.getSelectedItem().toString(); case "跳转指令,返回指令" : break; case "转子指令" : if (jComboBox2.getSelectedIndex() < 0 || jComboBox3.getSelectedIndex() < 0) { tempJOptionPane.showMessageDialog(null,源操作数不能为空，请重新输入！"); this.jButton3ActionPerformed(null); return; } messaStringjcombox2 = jComboBox2.getSelectedItem().toString(); messaStringjcombox3 = jComboBox3.getSelectedItem().toString(); switch (messaStringjcombox3) { case "!PC" : case "PC" : case "R" : break; case "(R)" : ST += messaStringjcombox2 + "->MAR " + "M->MDR->C "; MIN_ST += messaStringjcombox2 + "->A,1->ET,CPET"; break; case "(R)+" : ST += messaStringjcombox2 + "->MAR " + "M->MDR->C " + messaStringjcombox2 + "+1->" + messaStringjcombox2 + " "; MIN_ST += messaStringjcombox2 + "->A,CP" + messaStringjcombox2 + "， 1->ET,CPET"; break; default : break; } break; default : break; } /* * DT周期 */ switch (jComboBox1.getSelectedItem().toString()) { case "MOV" : switch (messaStringjcombox6) { case "R" : break; case "(R)" : DT += messaStringjcombox4 + "->MAR "; MIN_DT += messaStringjcombox4 + "->B,B+1,CPET "; break; case "-(R)" : DT += messaStringjcombox4 + "⑴->MAR," + messaStringjcombox4 + " "; MIN_DT += messaStringjcombox4 + "->B,B⑴,CP" + messaStringjcombox4 + "1->ET,CPET "; break; case "(R)+" : DT += messaStringjcombox4 + "->MAR " + messaStringjcombox4 + "+1->" + messaStringjcombox4 + " "; MIN_DT += messaStringjcombox4 + "->B,CPT " + messaStringjcombox4 + "->B,CP" + messaStringjcombox4 + ",CPET "; break; case "@(R)+" : DT += messaStringjcombox4 + "->MAR " + messaStringjcombox4 + "+1->" + messaStringjcombox4 + " M->MDR->MAR "; MIN_DT += messaStringjcombox4 + "->B,CPT " + messaStringjcombox4 + "->B,CP" + messaStringjcombox4 + ",CPET"; break; case "X(R)" : DT += "PC->MAR " + "PC+1->PC " + "M->MDR->D " + "D+" + messaStringjcombox4 + "->MAR "; MIN_DT += "PC->A,DMM CPMAR,CPT " + messaStringjcombox4 + "->A,D->B,CPET"; break; default : break; } break; case "双操作指令" : case "单操作指令" : switch (messaStringjcombox6) { case "R" : break; case "(R)" : DT += messaStringjcombox4 + "->MAR " + "M->MDR->D "; MIN_DT += messaStringjcombox4 + "->A,CPD,CPET"; break; case "-(R)" : DT += messaStringjcombox4 + "⑴->MAR " + messaStringjcombox4 + "⑴->" + messaStringjcombox4 + " " + "M->MDR->D "; MIN_DT += messaStringjcombox4 + "->A,CPET"; break; case "(R)+" : DT += messaStringjcombox4 + "->MAR " + "M->MDR->D " + messaStringjcombox4 + "+1->" + messaStringjcombox4 + " "; MIN_DT += messaStringjcombox4 + "->A,CPET"; break; case "@(R)+" : DT += messaStringjcombox4 + "->MAR " + "M->MDR->D " + messaStringjcombox4 + "+1->" + messaStringjcombox4 + " D->MAR " + "M->MDR->MAR "; MIN_DT += messaStringjcombox4 + "->A,CPT " + "D->A,CPET"; break; case "X(R)" : DT += "PC->MAR " + "M->MDR->D " + "PC+1->PC " + "D" + messaStringjcombox4 + "->MAR " + "M->MDR->D "; MIN_DT += "PC->A,CPET"; break; default : break; } break; case "跳转指令,返回指令" : case "转子指令" : break; default : break; } /* * ET周期 */ String modelString = ""; String opsString = ""; if (!jComboBox1.getSelectedItem().toString().equalsIgnoreCase("单操作指令")) { messaStringjcombox2 = jComboBox2.getSelectedItem().toString(); messaStringjcombox3 = jComboBox3.getSelectedItem().toString(); } modelString += messaStringjcombox3.equalsIgnoreCase("R") ? "0" : "1"; modelString += messaStringjcombox6.equalsIgnoreCase("R") ? "0" : "1"; switch (messaStringjcombox5) { case "ADD" : opsString = "+"; break; case "SUB" : opsString = "-"; break; case "AND" : opsString = "&"; break; case "OR" : opsString = "|"; break; case "EOR" : opsString = "^"; break; case "COM" : opsString = "~"; break; case "NEG" : opsString = "~"; case "SL" : opsString = "<<"; break; case "SR" : opsString = ">>"; break; default : break; } switch (jComboBox1.getSelectedItem().toString()) { case "MOV" : switch (modelString) { case "00" : ET += messaStringjcombox2 + "->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox2 + "->A,CPMAR"; break; case "01" : ET += messaStringjcombox2 + "->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += messaStringjcombox2 + "->A,CPMDR " + "EMAR,W,CPMAR"; break; case "10" : ET += "C->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += "C->B,CP" + messaStringjcombox4 + "T+1,CPT " + "PC->A,CPMAR"; break; case "11" : ET += "C->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "C->B,CPMDR,CPMAR"; break; default : break; } break; case "双操作指令" : switch (modelString) { case "00" : ET += messaStringjcombox2 + opsString + messaStringjcombox4 + "->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox2 + "->A," + messaStringjcombox4 + "->B,A" + opsString + "B,CP" + messaStringjcombox4 + ",CPMAR"; break; case "01" : ET += messaStringjcombox2 + opsString + "D->TMDR " + "MDR->M " + "PC->MAR"; MIN_ET += messaStringjcombox2 + "->A," + "D->B,A" + opsString + "B,CPMAR"; break; case "10" : ET += "C" + opsString + messaStringjcombox4 + "->" + messaStringjcombox4 + " PC->MAR"; MIN_ET += "C->A," + messaStringjcombox4 + "->B,CPMAR"; break; case "11" : ET += "D" + opsString + "C->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "C->A,CPMAR"; break; default : break; } break; case "单操作指令" : switch (messaStringjcombox6) { case "R" : switch (messaStringjcombox5) { case "COM" : ET += "~" + messaStringjcombox4 + "->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,~A,CP" + messaStringjcombox4 + ",CPT " + "PC->A,CPMAR"; break; case "NEG" : ET += "~" + messaStringjcombox4 + "+1->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,~A+1,CPMAR"; break; case "INC" : ET += messaStringjcombox4 + "+1->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,CPMAR"; break; case "DEC" : ET += messaStringjcombox4 + "⑴->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,CPMAR"; break; case "SL" : ET += messaStringjcombox4 + "<<1->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,SL,CPMAR"; break; case "SR" : ET += messaStringjcombox4 + ">>1->" + messaStringjcombox4 + " " + "PC->MAR"; MIN_ET += messaStringjcombox4 + "->A,SR,CPMAR"; break; default : break; } break; case "(R)" : case "-(R)" : case "(R)+" : case "@(R)+" : case "X(R)" : switch (messaStringjcombox5) { case "COM" : ET += "~D->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPT " + "EMAR,CPT " + "PC->A,CPMAR"; break; case "NEG" : ET += "~D+1->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPMAR"; break; case "INC" : ET += "D+1->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPMAR"; break; case "DEC" : ET += "D⑴->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPMAR"; break; case "SL" : ET += "D<<1->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPMAR"; break; case "SR" : ET += "D>>1->MDR " + "MDR->M " + "PC->MAR"; MIN_ET += "D->A,CPMAR"; break; default : break; } break; default : break; } break; case "跳转指令,返回指令" : switch (messaStringjcombox3) { case "!PC" : ET += "PC->MAR"; MIN_ET += "PC->A,CPMAR"; case "PC" : case "SKP" : ET += "PC+1->PC,MAR"; MIN_ET += "PC->A,CPMAR"; case "R" : ET += messaStringjcombox2 + "->PC,MAR"; MIN_ET += messaStringjcombox2 + "->A,CPMAR"; break; case "(R)" : ET += messaStringjcombox2 + "->MAR " + "M->MDR->PC,CPPC"; break; case "(R)+" : ET += messaStringjcombox2 + "->MAR " + "M->MDR->PC,MAR " + messaStringjcombox2 + "+1->" + messaStringjcombox2; MIN_ET += messaStringjcombox2 + "->A,CP" + messaStringjcombox2; break; case "X(PC)" : ET += "PC->MAR " + "M->MDR->C " + "PC+1->PC,CPMAR"; default : break; } break; case "转子指令" : switch (messaStringjcombox3) { case "!PC" : ET += "PC->MAR"; MIN_ET += "PC->A,CPMAR"; case "PC" : ET += "PC+1->PC,CPMAR"; case "R" : ET += "SP⑴->SP,MAR " + "PC->MDR " + "MDR->M " + messaStringjcombox2 + "->PC,MAR"; MIN_ET += "SP->A,CPSP,CPT " + messaStringjcombox2 + "->B,CPMAR"; break; case "(R)" : case "(R)+" : ET += "SP⑴->SP,MAR " + "PC->MDR " + "MDR->M " + "C->PC,CPT " + "C->B,CPMAR"; break; default : break; } break; default : break; } if (messaStringjcombox2.equalsIgnoreCase(messaStringjcombox4)) { tempJOptionPane.showMessageDialog(null,"源操作数和目的操作数寄存去不能复用，请重新输入！"); this.jButton3ActionPerformed(null); return; } if (ST.equalsIgnoreCase("ST ")) { ST+=" "; } if (DT.equalsIgnoreCase("DT ")) { DT+=" "; } /**************************************************************************************/ String tempString2 = messaStringjcombox6.isEmpty()||messaStringjcombox3.isEmpty() ? "" : ","; tXT_READString = messaStringjcombox5 + " " + messaStringjcombox3.replace("R",messaStringjcombox2) + tempString2 + messaStringjcombox6.replace("R",messaStringjcombox4); /* 输出到指令框 */ jTextField1.setText(tXT_READString); /* 输出到指令周期框 */ jTextArea1.setColumns(20); jTextArea1.setRows(5); ST = ST.equalsIgnoreCase("ST ") ? "ST " : ST; DT = DT.equalsIgnoreCase("DT ") ? "DT " : DT; ET = ET.equalsIgnoreCase("ET ") ? "ET " : ET; jTextArea1.setText(FT + ST + DT + ET + tempString); jScrollPane1.setViewportView(jTextArea1); /* 输出到微命令框 */ jTextArea2.setColumns(20); jTextArea2.setRows(5); jTextArea2.setText(MIN_FT + MIN_ST + MIN_DT + MIN_ET); jScrollPane2.setViewportView(jTextArea2); } private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: } @SuppressWarnings({ "unchecked","rawtypes" }) private void jComboBox1ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: jComboBox2.setEnabled(true); jComboBox3.setEnabled(true); jComboBox4.setEnabled(true); jComboBox5.setEnabled(true); jComboBox6.setEnabled(true); if (jComboBox1.getSelectedIndex() < 0) { jComboBox2.setEnabled(false); jComboBox3.setEnabled(false); jComboBox4.setEnabled(false); jComboBox5.setEnabled(false); jComboBox6.setEnabled(false); return; } switch (jComboBox1.getSelectedItem().toString()) { case "MOV" : jComboBox5.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "MOV" })); break; case "双操作指令" : jComboBox5.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "ADD","EOR" })); jComboBox5.setSelectedIndex(⑴); break; case "跳转指令,返回指令" : jComboBox4.setEnabled(false); jComboBox6.setEnabled(false); jComboBox5.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "JMP",})); jComboBox2.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "R0","R3" })); jComboBox3.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "R","X(PC)","PC","!PC" })); jComboBox5.setSelectedIndex(⑴); jComboBox3.setSelectedIndex(⑴); jComboBox2.setSelectedIndex(⑴); break; case "单操作指令" : jComboBox2.setEnabled(false); jComboBox3.setEnabled(false); jComboBox5.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "COM","SR" })); jComboBox5.setSelectedIndex(⑴); break; case "转子指令" : jComboBox5.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "JSR" })); jComboBox2.setModel(new javax.swing.DefaultComboBoxModel( new String[] { "R0","!PC" })); jComboBox4.setEnabled(false); jComboBox6.setEnabled(false); jComboBox3.setSelectedIndex(⑴); jComboBox2.setSelectedIndex(⑴); break; default : break; } } /** * @param args * the command line arguments */ public static void main(String args[]) { /* Set the Nimbus look and feel */ // <editor-fold defaultstate="collapsed" // desc=" Look and feel setting code (optional) "> /* * If Nimbus (introduced in Java SE 6) is not available,stay with the * default look and feel. For details see * http://download.oracle.com/javase/tutorial/uiswing/lookandfeel * /plaf.html */ 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( ComputerInstrution.class.getName()).log( java.util.logging.Level.SEVERE,null,ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger( ComputerInstrution.class.getName()).log( java.util.logging.Level.SEVERE,ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger( ComputerInstrution.class.getName()).log( java.util.logging.Level.SEVERE,ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger( ComputerInstrution.class.getName()).log( java.util.logging.Level.SEVERE,ex); } /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new ComputerInstrution().setVisible(true); } }); } // Variables declaration - do not modify private javax.swing.JButton jButton1; private javax.swing.JButton jButton2; private javax.swing.JButton jButton3; private javax.swing.JComboBox jComboBox1; private javax.swing.JComboBox jComboBox2; private javax.swing.JComboBox jComboBox3; private javax.swing.JComboBox jComboBox4; private javax.swing.JComboBox jComboBox5; private javax.swing.JComboBox jComboBox6; private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JLabel jLabel3; private javax.swing.JLabel jLabel4; private javax.swing.JLabel jLabel5; private javax.swing.JLabel jLabel6; private javax.swing.JLabel jLabel7; private javax.swing.JLabel jLabel8; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JScrollPane jScrollPane2; private javax.swing.JTextArea jTextArea1; private javax.swing.JTextArea jTextArea2; private javax.swing.JTextField jTextField1; // End of variables declaration }