GATE
Compiler Subjective question for competitive exam(1)
Q1.Find first and Follow of grammar S->AaA|BbB A->bB B->null First of S=First of A U First of B First of A={b…
Read more
compiler
Parse input string using LL(1) parser
LL(1) is top down parser without backtracking. So left recursion and left factor is removed before top down parsing without backtracking can be app…
Read more
compiler
parser and Types of parser(Top down and Bottom-up parser)
Process of compilation is divided into sub-task .So after receive token as its input generated from previous phase and produce a hierarchical stru…
Read more
compiler
Error recovery in LL(1) parsing
Programmers and human beings who generally make programming mistakes.The incorrect program written by programmer contains error. Error handing is a p…
Read more
compiler
Intermediate code(Postfix Notation,Syntax tree,Three Address code)representation in compiler
Compiler convert the parse tree into intermediate language code. A language between source and target code. Use register name but has unlimited. It …
Read more
compiler
Peephole Optimization in compiler AND Optimize the Intermediate code using small window.
Peephole optimization is an optimization technique that is used to improve the performance of target code.In which changing the small set of instru…
Read more
compiler
Code optimization in compiler AND Requirement of Intermediate code optimization
Code optimization is technique used by compiler to produce efficient code.Intermediate code is replace by equivalent more efficient construct. Reduc…
Read more
compiler
Symbol table in compiler AND Data structure used to implement Symbol Table.
Symbol table is an important data structure created and maintained by compiler in order to store information about the occurrence of various entiti…
Read more
compiler
Structure of a compiler
Compiler is a translator or system software that take input as Program written in c,c++ and convert it into machine level language.That process is…
Read more
compiler
what is compiler AND Why compiler is called translator
Computer use machine language that is binary(0 or 1). User can understand binary language. obviously it is difficult to read and understand the ins…
Read more
Social Plugin