vnkdj5’s gists

vnkdj5 / input_b2.java

Last active May 23, 2021 09:13

Write a program using Lex specifications to implement lexical analysis phase of compiler to generate tokens of subset of Java program.

	import java.io.*;
	class Test
	{
	public static void main(String args[])
	{
	int b;
	int a=12;
	if(a==12)
	{
	;

vnkdj5 / pass2.asm

Created February 7, 2019 06:51

Output of pass 2 of macro

	START 100
	+MOVER AREG 10
	+ADD AREG ='1'
	+MOVER CREG 20
	+ADD CREG ='5'
	+MOVER BREG 100
	+MOVER AREG 200
	+ADD BREG ='15'
	+ADD AREG ='10'
	END

vnkdj5 / intermediate.txt

Created February 7, 2019 06:50

INPUT DATA

	START 100
	M1 10, 20, &B=CREG
	M2 100, 200, &V=AREG, &U=BREG
	END

vnkdj5 / MNTEntry.java

Created February 7, 2019 06:43

Pass 2 0f macro Main Class


	public class MNTEntry {
	String name;
	int pp,kp,mdtp,kpdtp;


	public MNTEntry(String name, int pp, int kp, int mdtp, int kpdtp) {
	super();
	this.name = name;
	this.pp = pp;

vnkdj5 / Pass2.txt

Created January 14, 2019 18:55

Outpur of Pass2 asm



	04 1 108
	01 1 109
	05 1 101

	10 0 101

	00 0 000
	00 0 019

vnkdj5 / Pass2.java

Created January 14, 2019 18:54

Implement Pass-II of two pass assembler for pseudo-machine in Java using object oriented features. The output of assignment-1 (intermediate file and symbol table) should be input for this assignment.

	import java.io.BufferedReader;
	import java.io.BufferedWriter;
	import java.io.FileReader;
	import java.io.FileWriter;
	import java.util.ArrayList;

	public class Pass2 {
	ArrayList<TableRow> SYMTAB,LITTAB;

	public Pass2()

vnkdj5 / TableRow.java

Created January 14, 2019 18:53

TableRow class for PASS II assmbler


	public class TableRow {
	String symbol;
	int address;
	int index;

	public TableRow(String symbol, int address) {
	super();
	this.symbol = symbol;
	this.address = address;

vnkdj5 / IC.txt

Created January 14, 2019 17:58

Pass 1 ASM Input and Output

	(AD,01) (C,100)
	(DL,02) (C,3)
	(IS,04) 1 (S,03)
	(IS,01) 1 (S,04)
	(IS,05) 1 (S,05)
	(AD,04) (S,1)+1
	(IS,010) (S,05)
	(AD,03) (S,6)+1
	(IS,00)
	(DL,01) (C,19)

vnkdj5 / PassOne.java

Created January 14, 2019 17:55

Design suitable data structures and implement pass-I of a two-pass assembler for pseudo-machine in Java using object oriented feature. Implementation should consist of a few instructions from each category and few assembler directives.

	import java.io.BufferedReader;
	import java.io.BufferedWriter;
	import java.io.FileReader;
	import java.io.FileWriter;
	import java.io.IOException;
	import java.util.ArrayList;
	import java.util.LinkedHashMap;

	public class PassOne {
	int lc=0;

vnkdj5 / INSTtable.java

Created January 14, 2019 17:51

Design suitable data structures and implement pass-I of a two-pass assembler for pseudo-machine in Java using object oriented feature. Implementation should consist of a few instructions from each category and few assembler directives.

	import java.util.HashMap;

	public class INSTtable {

	HashMap<String, Integer> AD,RG,IS,CC,DL;
	public INSTtable()
	{
	AD=new HashMap<>();
	CC = new HashMap<>();
	IS = new HashMap<>();

Vaibhav Kumbhar vnkdj5