CS450 Overview Compiler Design

CS450 Compiler Design

77

1) Syntax Analysis --> AST

Program

LetCommand

SequentialDeclaration

n Integer c Char c ‘&’ n n + 1

Ident

Ident

Ident

Ident

Ident

Ident

Ident

Op

Char.Lit

Int.Lit

SimpleT

VarDecl

SimpleT

VarDecl

SimpleV

Char.Expr

SimpleV

VNameExp

Int.Expr

AssignCommand

BinaryExpr

SequentialCommand

AssignCommand