Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
UP Lecture 13
Search
Javier Gonzalez-Sanchez
PRO
December 16, 2023
Programming
0
120
UP Lecture 13
Compilers
Deriving Trees
(202503)
Javier Gonzalez-Sanchez
PRO
December 16, 2023
Tweet
Share
More Decks by Javier Gonzalez-Sanchez
See All by Javier Gonzalez-Sanchez
CSC305 Summer Lecture 10
javiergs
PRO
0
19
CSC305 Summer Lecture 09
javiergs
PRO
0
43
CSC305 Summer Lecture 08
javiergs
PRO
0
39
CSC305 Summer Lecture 07
javiergs
PRO
0
50
CSC305 Summer Lecture 06
javiergs
PRO
0
83
CSC305 Summer Lecture 05
javiergs
PRO
0
95
CSC305 Summer Lecture 04
javiergs
PRO
1
78
CSC305 Summer Lecture 03
javiergs
PRO
0
87
CSC305 Summer Lecture 02
javiergs
PRO
0
44
Other Decks in Programming
See All in Programming
kiroでゲームを作ってみた
iriikeita
0
160
CEDEC2025 長期運営ゲームをあと10年続けるための0から始める自動テスト ~4000項目を50%自動化し、月1→毎日実行にした3年間~
akatsukigames_tech
0
120
React 使いじゃなくても知っておきたい教養としての React
oukayuka
18
5.6k
Claude Code と OpenAI o3 で メタデータ情報を作る
laket
0
130
中級グラフィックス入門~効率的なメッシュレット描画~
projectasura
4
2.6k
MCPで実現できる、Webサービス利用体験について
syumai
7
2.5k
一人でAIプロダクトを作るための工夫 〜技術選定・開発プロセス編〜 / I want AI to work harder
rkaga
12
2.5k
マイコンでもRustのtestがしたい その2/KernelVM Tokyo 18
tnishinaga
2
2.2k
Understanding Ruby Grammar Through Conflicts
yui_knk
1
100
SwiftでMCPサーバーを作ろう!
giginet
PRO
2
240
バイブコーディングの正体——AIエージェントはソフトウェア開発を変えるか?
stakaya
5
880
GUI操作LLMの最新動向: UI-TARSと関連論文紹介
kfujikawa
0
860
Featured
See All Featured
Designing for Performance
lara
610
69k
Side Projects
sachag
455
43k
YesSQL, Process and Tooling at Scale
rocio
173
14k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
36
2.5k
Being A Developer After 40
akosma
90
590k
It's Worth the Effort
3n
185
28k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Rebuilding a faster, lazier Slack
samanthasiow
83
9.1k
The Invisible Side of Design
smashingmag
301
51k
Site-Speed That Sticks
csswizardry
10
770
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
47
9.6k
The Straight Up "How To Draw Better" Workshop
denniskardys
235
140k
Transcript
jgs Compilers Lecture 13: Deriving trees Dr. Javier Gonzalez-Sanchez
[email protected]
jgs Previously …
Dr. Javier Gonzalez-Sanchez | Compilers | 3 jgs Layering Rule
1 Rule 2 Rule 3 Rule 4 Rule 5 . . . . . Leaf (Terminals, i.e., Tokens) Root Start symbol Layers
Dr. Javier Gonzalez-Sanchez | Compilers | 4 jgs Precedence Precedence
of operators + - * / -
Dr. Javier Gonzalez-Sanchez | Compilers | 5 jgs Syntax Diagrams
E A B C
Dr. Javier Gonzalez-Sanchez | Compilers | 6 jgs Precedence Precedence
of operators + - * / - ( )
Dr. Javier Gonzalez-Sanchez | Compilers | 7 jgs Syntax Diagrams
E A B C
jgs Operators
Dr. Javier Gonzalez-Sanchez | Compilers | 9 jgs Exercise 4
Provide a Grammar with Precedence of operators and Associativity for this: 10 + 20 > 15 & -10 != 1 | 20 / ( 10 + 1) < 5
Dr. Javier Gonzalez-Sanchez | Compilers | 10 jgs Precedence Precedence
of operators | & ! < > == != <= >= + - * / - ( )
Dr. Javier Gonzalez-Sanchez | Compilers | 11 jgs Exercise 3
| Handwritten notes ...
Dr. Javier Gonzalez-Sanchez | Compilers | 12 jgs Exercise 4
R EXPRESSION X Y
Dr. Javier Gonzalez-Sanchez | Compilers | 13 jgs Exercise 4
E A B C
Dr. Javier Gonzalez-Sanchez | Compilers | 14 jgs Homework |
Derivation Tree x = ((3 + 5) * 2 > 10) && (8 / (4 + 1) == 1 || 7 - 3 < 2)
jgs Language
Dr. Javier Gonzalez-Sanchez | Compilers | 16 jgs Parser PROGRAM
Dr. Javier Gonzalez-Sanchez | Compilers | 17 jgs Parser PROGRAM
We have BODY. What about method definition? What about global variables? What about classes?
Dr. Javier Gonzalez-Sanchez | Compilers | 18 jgs Assignment 2
| Code BODY
Dr. Javier Gonzalez-Sanchez | Compilers | 19 jgs Assignment 2
| Code ASSIGNMENT
Dr. Javier Gonzalez-Sanchez | Compilers | 20 jgs Assignment 2
| Code VARIABLE
Dr. Javier Gonzalez-Sanchez | Compilers | 21 jgs Assignment 2
| Code VARIABLE What about int x = 2 + 2; ?
Dr. Javier Gonzalez-Sanchez | Compilers | 22 jgs Assignment 2
| Code WHILE
Dr. Javier Gonzalez-Sanchez | Compilers | 23 jgs Assignment 2
| Code WHILE What do/while ?
Dr. Javier Gonzalez-Sanchez | Compilers | 24 jgs Assignment 2
| Code IF
Dr. Javier Gonzalez-Sanchez | Compilers | 25 jgs Assignment 2
| Code IF What switch/case?
Dr. Javier Gonzalez-Sanchez | Compilers | 26 jgs Assignment 2
| Code RETURN What about return 2 + 2?
Dr. Javier Gonzalez-Sanchez | Compilers | 27 jgs Assignment 2
| Code PRINT
Dr. Javier Gonzalez-Sanchez | Compilers | 28 jgs Assignment 2
| Code PRINT What about calling a method (any method)?
Dr. Javier Gonzalez-Sanchez | Compilers | 29 jgs Parser EXPRESSION
Dr. Javier Gonzalez-Sanchez | Compilers | 30 jgs Parser X
Dr. Javier Gonzalez-Sanchez | Compilers | 31 jgs Parser Y
Dr. Javier Gonzalez-Sanchez | Compilers | 32 jgs Parser R
Dr. Javier Gonzalez-Sanchez | Compilers | 33 jgs Parser R
What about >= or <= ?
Dr. Javier Gonzalez-Sanchez | Compilers | 34 jgs Parser E
Dr. Javier Gonzalez-Sanchez | Compilers | 35 jgs Parser A
Dr. Javier Gonzalez-Sanchez | Compilers | 36 jgs Parser B
Dr. Javier Gonzalez-Sanchez | Compilers | 37 jgs Assignment 2
| Code C
Dr. Javier Gonzalez-Sanchez | Compilers | 38 jgs Assignment 2
| Code C What about 5 + calculate_xyz() ?
Dr. Javier Gonzalez-Sanchez | Compilers | 45 jgs Questions
jgs Compilers Javier Gonzalez-Sanchez, Ph.D.
[email protected]
Spring 2025 Copyright. These
slides can only be used as study material for the Compilers course at Universidad Panamericana. They cannot be distributed or used for another purpose.