1. MathWorks Compiler Course – Day 3
Lexing

2. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Cfg tables
source
Lexer
lexemes
Parser

3. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes

4. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes
Operator Identifiers

5. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes
Operator Identifiers
Tokens

6. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes
Operator Identifiers
Tokens
Lookahead

7. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes
Operator Identifiers
Tokens
Lookahead
Error reports

8. MathWorks Compiler Course – Day 3
Lexing
Lexer Context
Lexemes
Operator Identifiers
Tokens
Lookahead
Error reports
Regular Expressions
O | * + ?

9. MathWorks Compiler Course – Day 3
Lexing
Regular Expressions
O | * + ? ( )
& ~

10. MathWorks Compiler Course – Day 3
Lexing
Regular Expressions
O | * + ? ( )
& ~
Regular Expression Grammars

11. MathWorks Compiler Course – Day 3
Lexing
Regular Expressions
O | * + ? ( )
& ~
Regular Expression Grammars
Regular expressions on r.h.s.
Descriptive, not linguistic power

12. MathWorks Compiler Course – Day 3
Lexing
Regular Expressions
O | * + ? ( )
& ~
Regular Expression Grammars
Regular expressions on r.h.s.
Descriptive, not linguistic power
Transformations