Urban Assembler

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TEACHING LANGUAGE CONSTRUCTION

by Samy TF

English Cognitive St

by juhaina al musa

Linguistics

by karen barahona

Basic Properties of English Syntax

by Uswatun Hasanah

isValidParameter()

UrbanAssembler.java

ObjectGenerator.java

writeObjectFile()

generateEnd()

generateModifictations()

generateText

generateFormat() || directiveWord

generateLinkRecords

generateHeader()

findBasicInfo()

gets name && start

2. runPass1()

outputTables

buildSymbolTable()

EXT

line.hasLabel()

Equ(e)

parseExpression()

SetUpLc()

else

shouldIncrement()

Newlc or Kicko

lc = param

tokenizeLines()

Else

Dont

If Syntax Valid

Line.java - tokenizeSource()

1. loadProgram()

last line

verifyEnd()

first line

verifyKicko()

verifyLine()

Read Line

parseProgram()

parseLine()

hasOperands() && syntaxValid()

parseNormalParameters()

normal

ST

parseString()

EX or contains *

parseSymbolParameters()

containsSymbol()

local

external

check for equ(e)

RegxVerifier.java

hasInstruction()

validInstructionRegs()

hasDirective()

checkOperands()

check params

genericOpRegs()

checkLabel()

validDirectiveRegs()

Urban

URBAN.java

Create View

Create Tables

Load Table Data