A Brief History of Ruby

An Exploration of How Ruby's Interpreter
Has Changed over the Years

Transcript

1. A Brief History of Ruby An Exploration of How Ruby's Interpreter Has Changed over the Years Ruby The Object-Oriented Scripting Language
2. Ruby was “Born” February 24, 1993 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
3. Yukihiro “Matz” Matsumoto 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
4. MRI (Matz’ Ruby Interpreter) 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
5. 0.95 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
6. Object Oriented 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
7. Mark-and-Sweep Garbage Collection 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
8. Parses source into Abstract Syntax Tree (AST) 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
9. Bison (derivative of YACC) 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
10. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 def foo(a, b) a + b end Source
11. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 def foo(a, b) a + b end Source
12. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 def foo(a, b) a + b end Tokens
13. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 AST DEFN ARGS BLOCK OPCALL LVAR [:a, :b] :+ :a :foo LVAR :b def foo(a, b) a + b end
14. “Runs” the AST 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
15. rb_eval in eval.c 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
16. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
17. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 1.0
18. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 Christmas 1996
19. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 1.8
20. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 1.9
21. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 “Lazy Sweep” Garbage Collection
22. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 Introduced YARV “Yet Another Ruby VM”
23. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 Compiles AST to VARV Instruction Sequences (ISEQ)
24. AST DEFN ARGS BLOCK OPCALL LVAR [:a, :b] :+ :a :foo LVAR :b def foo(a, b) a + b end 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
25. YARV ISEQ DEFN ARGS BLOCK OPCALL LVAR [:a, :b] :+ :a :foo LVAR :b == ISeq:<main> putobject :foo putiseq foo opt_send :define_method, argc: 2 leave == ISeq:foo local table (size: 2, argc: 2) [ 2] a@0<Arg> [ 1] b@1<Arg> getlocal a@0 getlocal b@1 opt_plus :+, argc: 1 leave 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
26. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 iseq_compile_each in compile.c
27. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
28. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 2.0
29. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 “Bitmap Marking” Garbage Collection
30. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 2.1
31. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 “Generational” Garbage Collection
32. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 2.2
33. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 “Incremental” Garbage Collection
34. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 2.6
35. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 MJIT
36. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 Generates C code from ISEQ
37. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007
38. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 2.7
39. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 “Compacting” Garbage Collection
40. 0.95 2.7 2.6 2.2 2.1 2.0 1.0 1.8 1.9 1995 2019 2018 2015 2014 2013 1996 2003 2007 3.0?
41. Pat Shaughnessy Ruby Under a Microscope Matias Korhonen Ruby Like it’s 1995 Nate Bekropen A People’s History of the Ruby Garbage Collector References