Passescd
- 1. Passes 2/4/2017 1 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 2. Single Pass 2/4/2017 2 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 3. Contd. 2/4/2017 3 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 4. Two Pass 2/4/2017 4 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 5. Comparison 2/4/2017 5 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 6. Multi pass • Passes 1. Several phases of compilers are grouped into passes. 2 . Other passes generates an explicit output file. 3. In each pass the whole input file/source is processed. Syntax Analyser Lexical analyser Intermediate code generator --Semantic analyser 2/4/2017 6 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 7. Contd….. 2/4/2017 7 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 8. Load and Go 2/4/2017 8 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 9. Contd…. 2/4/2017 9 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 10. Debugging 2/4/2017 10 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 11. Bootstraping • Bootstrapping is the process of writing a compiler (or assembler) in the source programming language that it intends to compile. • Many compilers for many programming languages are bootstrapped, including compilers for- • BASIC, Algol, C, D, Pascal, PL/I, Factor, Haskell, Modula-2, Oberon, OCaml, Common Lisp, Scheme, Go, Java, Rust, Python, Scala, Nim, Eiffel, and more. 2/4/2017 11 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 12. List Of Compilers • Compiler is program that translate (either from source code, byte code to another source code, byte code, or binary), for example: • gcc • clang • javac • go (compiler) 2/4/2017 12 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 13. • Interpreter is program that executes source code or byte code, for example: • ruby (interpreter) • python (interpreter) • php (interpreter) 2/4/2017 13 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN
- 14. CONTD… • 1 Ada compilers • 2 ALGOL compilers • 3 Assemblers (Intel *86) • 4 Assemblers (Motorola 68*) • 5 Assemblers (Zilog Z80) • 6 Assemblers (other) • 7 BASIC Compilers 2/4/2017 14 ANKUR SRIVASTAVA JETGI ASSISTANT PROFESSOR COMPILER DESIGN