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\documentclass[dvipsnames,14pt,t]{beamer}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\usepackage{../slides}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\usepackage{../langs}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\usepackage{../data}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\usepackage{../graphics}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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% beamer stuff
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\renewcommand{\slidecaption}{AFL 07, King's College London}
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\newcommand{\bl}[1]{\textcolor{blue}{#1}}
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\begin{document}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{frame}[t]
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\frametitle{%
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\begin{tabular}{@ {}c@ {}}
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\\[-3mm]
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\LARGE Automata and \\[-2mm]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\LARGE Formal Languages (8)\\[3mm]
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\end{tabular}}
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\normalsize
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\begin{center}
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\begin{tabular}{ll}
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Email: & christian.urban at kcl.ac.uk\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Office: & S1.27 (1st floor Strand Building)\\
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Slides: & KEATS (also home work is there)\\
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\end{tabular}
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\end{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\frametitle{Bird's Eye View}
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\begin{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{tikzpicture}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\node (rexp) {\bl{\bf Lexer}};
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\node (nfa) [right=of rexp] {\bl{\bf Parser}};
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\node (dfa) [right=of nfa]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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{\bl{\begin{tabular}{c}\bf Machine Code/\\\bf Java Byte Code\end{tabular}}};
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\path[->, red, line width=2mm] (rexp) edge node [above=4mm, black] {\begin{tabular}{c@{\hspace{9mm}}}token\\[-1mm]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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sequence\end{tabular}} (nfa);
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\path[->, red, line width=2mm] (nfa) edge node [above=4mm, black] {\begin{tabular}{c}parse\\[-1mm] tree\end{tabular}}(dfa);
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{tikzpicture}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{textblock}{10}(0.5,0.5)
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\LARGE
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\fontspec{Hoefler Text Black}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textcolor{ProcessBlue}{JVM\\ Code}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{textblock}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\fontsize{8}{10}\selectfont
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%\footnotesize
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\mbox{}\\[-8mm]\mbox{}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{columns}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{column}{2cm}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\lstinputlisting[numbers=none]{../progs/appHa.j}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{column}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{column}{2cm}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\lstinputlisting[numbers=none]{../progs/appHb.j}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{column}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{columns}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\mode<presentation>{
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\bl{\begin{tabular}{@{}lcl@{}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textit{Stmt} & $\rightarrow$ & $\texttt{skip}$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \textit{Id}\;\texttt{:=}\;\textit{AExp}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \texttt{if}\; \textit{BExp} \;\texttt{then}\; \textit{Block} \;\texttt{else}\; \textit{Block}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \texttt{while}\; \textit{BExp} \;\texttt{do}\; \textit{Block}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \texttt{read}\;\textit{Id}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \texttt{write}\;\textit{Id}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \texttt{write}\;\textit{String}\medskip\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textit{Stmts} & $\rightarrow$ & \textit{Stmt} \;\texttt{;}\; \textit{Stmts}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \textit{Stmt}\medskip\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textit{Block} & $\rightarrow$ & \texttt{\{}\,\textit{Stmts}\,\texttt{\}}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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& $|$ & \textit{Stmt}\medskip\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textit{AExp} & $\rightarrow$ & \ldots\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\textit{BExp} & $\rightarrow$ & \ldots\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{tabular}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\frametitle{\begin{tabular}{c}Fibonacci Numbers\end{tabular}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\mbox{}\\[-18mm]\mbox{}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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{\lstset{language=While}\fontsize{10}{12}\selectfont
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\texttt{\lstinputlisting{../progs/fib.while}}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\frametitle{Interpreter}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\bl{\begin{tabular}{@{}lcl@{}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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changeset
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$\text{eval}(n, E)$ & $\dn$ & $n$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(x, E)$ & $\dn$ & $E(x)$ \;\;\;\textcolor{black}{lookup \bl{$x$} in \bl{$E$}}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1 + a_2, E)$ & $\dn$ & $\text{eval}(a_1, E) + \text{eval}(a_2, E)$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1 - a_2, E)$ & $\dn$ & $\text{eval}(a_1, E) - \text{eval}(a_2, E)$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1 * a_2, E)$ & $\dn$ & $\text{eval}(a_1, E) * \text{eval}(a_2, E)$\bigskip\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1 = a_2, E)$ & $\dn$ & $\text{eval}(a_1, E) = \text{eval}(a_2, E)$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1\,!\!= a_2, E)$ & $\dn$ & $\neg(\text{eval}(a_1, E) = \text{eval}(a_2, E))$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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$\text{eval}(a_1 < a_2, E)$ & $\dn$ & $\text{eval}(a_1, E) < \text{eval}(a_2, E)$\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{tabular}}
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\end{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\frametitle{Interpreter (2)}
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\begin{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\bl{\begin{tabular}{@{}lcl@{}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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changeset
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$\text{eval}(\text{skip}, E)$ & $\dn$ & $E$\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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$\text{eval}(x:=a, E)$ & $\dn$ & \bl{$E(x \mapsto \text{eval}(a, E))$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\multicolumn{3}{@{}l@{}}{$\text{eval}(\text{if}\;b\;\text{then}\;cs_1\;\text{else}\;cs_2 , E) \dn$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\multicolumn{3}{@{}l@{}}{\hspace{2cm}$\text{if}\;\text{eval}(b,E)\;\text{then}\;
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\text{eval}(cs_1,E)$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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changeset
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\multicolumn{3}{@{}l@{}}{\hspace{2cm}$\phantom{\text{if}\;\text{eval}(b,E)\;}\text{else}\;\text{eval}(cs_2,E)$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\multicolumn{3}{@{}l@{}}{$\text{eval}(\text{while}\;b\;\text{do}\;cs, E) \dn$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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changeset
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\multicolumn{3}{@{}l@{}}{\hspace{2cm}$\text{if}\;\text{eval}(b,E)$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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\multicolumn{3}{@{}l@{}}{\hspace{2cm}$\text{then}\;
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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\text{eval}(\text{while}\;b\;\text{do}\;cs, \text{eval}(cs,E))$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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\multicolumn{3}{@{}l@{}}{\hspace{2cm}$\text{else}\; E$}\\
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
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$\text{eval}(\text{write}\; x, E)$ & $\dn$ & $\{\;\text{println}(E(x))\; ;\;E\;\}$\\
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\end{tabular}}
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\end{center}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\frametitle{Test Program}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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\mbox{}\\[-18mm]\mbox{}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
167 |
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369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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{\lstset{language=While}\fontsize{10}{12}\selectfont
|
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
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\texttt{\lstinputlisting{../progs/loops.while}}}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{frame}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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369
Christian Urban <christian dot urban at kcl dot ac dot uk>
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|
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\begin{frame}[c]
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
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\fontsize{7}{9}\selectfont
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\begin{columns}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\begin{column}{7cm}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\lstinputlisting[numbers=none]{../progs/appHa.j}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\end{column}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\begin{column}{7cm}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
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\lstinputlisting[numbers=none]{../progs/appHb.j}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\end{column}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
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\end{columns}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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188 |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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\end{frame}
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Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
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|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
192 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
188
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
193 |
\begin{frame}[t]
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
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|
194 |
\frametitle{Interpreted Code}
|
63
|
195 |
|
|
196 |
\begin{center}
|
188
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
197 |
\begin{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
198 |
\begin{axis}[axis x line=bottom, axis y line=left, xlabel=n, ylabel=secs, legend style=small]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
199 |
\addplot+[smooth] file {interpreted.data};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
200 |
\end{axis}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
201 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
202 |
\end{center}
|
63
|
203 |
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
204 |
\end{frame}
|
63
|
205 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
206 |
|
184
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
207 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
208 |
\begin{frame}[c]
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
209 |
\frametitle{Java Virtual Machine}
|
184
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
210 |
|
188
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
211 |
\begin{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
212 |
\item introduced in 1995
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
213 |
\item is a stack-based VM (like Postscript, CLR of .Net)
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
214 |
\item contains a JIT compiler
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
215 |
\item many languages take advantage of JVM's infrastructure (JRE)
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
216 |
\item is garbage collected $\Rightarrow$ no buffer overflows
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
217 |
\item some languages compiled to the JVM: Scala, Clojure\ldots
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
218 |
\end{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
219 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
220 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
221 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
222 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
223 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
224 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
225 |
\frametitle{Compiling AExps}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
226 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
227 |
{\Large\bl{1 + 2}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
228 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
229 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
230 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
231 |
ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
232 |
ldc 2\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
233 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
234 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
235 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
236 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
237 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
238 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
239 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
240 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
241 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
242 |
\frametitle{\begin{tabular}{c}Compiling AExps\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
243 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
244 |
{\Large\bl{1 + 2 + 3}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
245 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
246 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
247 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
248 |
ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
249 |
ldc 2\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
250 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
251 |
ldc 3\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
252 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
253 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
254 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
255 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
256 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
257 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
258 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
259 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
260 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
261 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
262 |
\frametitle{\begin{tabular}{c}Compiling AExps\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
263 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
264 |
{\Large\bl{1 + (2 + 3)}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
265 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
266 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
267 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
268 |
ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
269 |
ldc 2\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
270 |
ldc 3\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
271 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
272 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
273 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
274 |
\end{center}\bigskip\pause
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
275 |
\vfill
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
276 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
277 |
\bl{dadd, fadd, ladd, \ldots}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
278 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
279 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
280 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
281 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
282 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
283 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
284 |
\begin{frame}[t]
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
285 |
\frametitle{Compiling AExps}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
286 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
287 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
288 |
\bl{\begin{tabular}{@{}lcl@{}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
289 |
$\text{compile}(n)$ & $\dn$ & $\text{ldc}\;n$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
290 |
$\text{compile}(a_1 + a_2)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
291 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1) \;@\;\text{compile}(a_2)\;@\; \text{iadd}$}\smallskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
292 |
$\text{compile}(a_1 - a_2)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
293 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1) \;@\; \text{compile}(a_2)\;@\; \text{isub}$}\smallskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
294 |
$\text{compile}(a_1 * a_2)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
295 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1) \;@\; \text{compile}(a_2)\;@\; \text{imul}$}\smallskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
296 |
\end{tabular}}
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
297 |
\end{center}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
298 |
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
299 |
\end{frame}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
300 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
301 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
302 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
303 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
304 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
305 |
\frametitle{\begin{tabular}{c}Compiling AExps\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
306 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
307 |
{\Large\bl{1 + 2 * 3 + (4 - 3)}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
308 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
309 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
310 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
311 |
ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
312 |
ldc 2\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
313 |
ldc 3\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
314 |
imul\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
315 |
ldc 4\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
316 |
ldc 3\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
317 |
isub\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
318 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
319 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
320 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
321 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
322 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
323 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
324 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
325 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
326 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
327 |
\begin{frame}[t]
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
328 |
\frametitle{Variables}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
329 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
330 |
{\Large\bl{$x := 5 + y * 2$}}\bigskip\pause
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
331 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
332 |
\begin{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
333 |
\item lookup: \bl{$\text{iload}\; index$}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
334 |
\item store: \bl{$\text{istore}\; index$}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
335 |
\end{itemize}\bigskip\pause
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
336 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
337 |
while compilating we have to maintain a map between our identifiers and the
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
338 |
Java bytecode indices
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
339 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
340 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
341 |
\bl{$\text{compile}(a, E)$}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
342 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
343 |
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
344 |
\end{frame}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
345 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
346 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
347 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
348 |
\begin{frame}[t]
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
349 |
\frametitle{Compiling AExps}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
350 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
351 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
352 |
\bl{\begin{tabular}{@{}lcl@{}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
353 |
$\text{compile}(n, E)$ & $\dn$ & $\text{ldc}\;n$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
354 |
$\text{compile}(a_1 + a_2, E)$ & $\dn$\\
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
355 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1, E) \;@\;\text{compile}(a_2, E)\;@\; \text{iadd}$}\smallskip\\
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
356 |
$\text{compile}(a_1 - a_2, E)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
357 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1, E) \;@\; \text{compile}(a_2, E)\;@\; \text{isub}$}\smallskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
358 |
$\text{compile}(a_1 * a_2, E)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
359 |
\multicolumn{3}{l}{$\qquad\text{compile}(a_1, E) \;@\; \text{compile}(a_2, E)\;@\; \text{imul}$}\bigskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
360 |
$\text{compile}(x, E)$ & $\dn$ & $\text{iload}\;E(x)$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
361 |
\end{tabular}}
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
362 |
\end{center}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
363 |
|
370
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
364 |
\end{frame}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
365 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
366 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
367 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
368 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
369 |
\frametitle{Compiling Statements}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
370 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
371 |
We return a list of instructions and an environment for the
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
372 |
variables
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
373 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
374 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
375 |
\bl{\begin{tabular}{@{}l@{\hspace{1mm}}c@{\hspace{1mm}}l@{}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
376 |
$\text{compile}(\text{skip}, E)$ & $\dn$ & $(\textit{Nil}, E)$\bigskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
377 |
$\text{compile}(x := a, E)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
378 |
\multicolumn{3}{l}{$(\text{compile}(a, E) \;@\;\text{istore}\;index, E(x\mapsto index))$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
379 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
380 |
\end{center}\medskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
381 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
382 |
where \bl{$index$} is \bl{$E(x)$} if it is already defined,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
383 |
or if it is not then the largest index not yet seen
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
384 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
385 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
386 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
387 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
388 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
389 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
390 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
391 |
\frametitle{\begin{tabular}{c}Compiling AExps\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
392 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
393 |
{\Large\bl{$x := x + 1$}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
394 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
395 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
396 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
397 |
iload $n_x$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
398 |
ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
399 |
iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
400 |
istore $n_x$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
401 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
402 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
403 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
404 |
where \bl{$n_x$} is the index corresponding to the variable \bl{$x$}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
405 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
406 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
407 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
408 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
409 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
410 |
\begin{frame}[c, fragile]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
411 |
\frametitle{Mathematical Functions}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
412 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
413 |
Compilation of some mathematical functions:
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
414 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
415 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
416 |
\begin{tabular}{lcl}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
417 |
\texttt{Aop("+", a1, a2)} & $\Rightarrow$ & \texttt{...iadd}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
418 |
\texttt{Aop("-", a1, a2)} & $\Rightarrow$ & \texttt{...isub}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
419 |
\texttt{Aop("*", a1, a2)} & $\Rightarrow$ & \texttt{...imul}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
420 |
\texttt{Aop("/", a1, a2)} & $\Rightarrow$ & \texttt{...idiv}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
421 |
\texttt{Aop("\%", a1, a2)} & $\Rightarrow$ & \texttt{...irem}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
422 |
\end{tabular}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
423 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
424 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
425 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
426 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
427 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
428 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
429 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
430 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
431 |
\frametitle{\begin{tabular}{c}Compiling Ifs\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
432 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
433 |
{\Large\bl{$\text{if}\;b\;\text{then}\;cs_1\;\text{else}\;cs_2$}}\bigskip\bigskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
434 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
435 |
\onslide<2->{Case }\only<2>{{\bf True}:}\only<3>{{\bf False}:}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
436 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
437 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
438 |
\begin{tikzpicture}[node distance=2mm and 4mm,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
439 |
block/.style={rectangle, minimum size=1cm, draw=black, line width=1mm},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
440 |
point/.style={rectangle, inner sep=0mm, minimum size=0mm, fill=red},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
441 |
skip loop/.style={red, line width=1mm, to path={-- ++(0,-10mm) -| (\tikztotarget)}}]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
442 |
\node (A1) [point] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
443 |
\node (b) [block, right=of A1] {code of \bl{$b$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
444 |
\node (A2) [point, right=of b] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
445 |
\node (cs1) [block, right=of A2] {code of \bl{$cs_1$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
446 |
\node (A3) [point, right=of cs1] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
447 |
\node (cs2) [block, right=of A3] {code of \bl{$cs_2$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
448 |
\node (A4) [point, right=of cs2] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
449 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
450 |
\only<2>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
451 |
\draw (A1) edge [->, red, line width=1mm] (b);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
452 |
\draw (b) edge [->, red, line width=1mm] (cs1);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
453 |
\draw (cs1) edge [->, red, line width=1mm] (A3);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
454 |
\draw (A3) edge [->,skip loop] (A4);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
455 |
\node [below=of cs2] {\raisebox{-5mm}{\small{}jump}};}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
456 |
\only<3>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
457 |
\draw (A1) edge [->, red, line width=1mm] (b);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
458 |
\draw (b) edge [->, red, line width=1mm] (A2);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
459 |
\draw (A2) edge [skip loop] (A3);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
460 |
\draw (A3) edge [->, red, line width=1mm] (cs2);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
461 |
\draw (cs2) edge [->,red, line width=1mm] (A4);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
462 |
\node [below=of cs1] {\raisebox{-5mm}{\small{}conditional jump}};}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
463 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
464 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
465 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
466 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
467 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
468 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
469 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
470 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
471 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
472 |
\frametitle{Conditional Jumps}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
473 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
474 |
\begin{minipage}{1.1\textwidth}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
475 |
\begin{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
476 |
\item \bl{if\_icmpeq $label$} if two ints are equal, then jump\medskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
477 |
\item \bl{if\_icmpne $label$} if two ints aren't equal, then jump\medskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
478 |
\item \bl{if\_icmpge $label$} if one int is greater or equal then another, then jump
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
479 |
\item[]\ldots
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
480 |
\end{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
481 |
\end{minipage}\pause
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
482 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
483 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
484 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
485 |
\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
486 |
$L_1$:\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
487 |
\hspace{5mm}if\_icmpeq\;$L_2$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
488 |
\hspace{5mm}iload 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
489 |
\hspace{5mm}ldc 1\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
490 |
\hspace{5mm}iadd\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
491 |
\hspace{5mm}if\_icmpeq\;$L_1$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
492 |
$L_2$:
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
493 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
494 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
495 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
496 |
\begin{textblock}{3.5}(11,12)
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
497 |
\only<3>{labels must be unique}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
498 |
\end{textblock}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
499 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
500 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
501 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
502 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
503 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
504 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
505 |
\frametitle{\begin{tabular}{c}Compiling BExps\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
506 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
507 |
{\Large\bl{$a_1 = a_2$}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
508 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
509 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
510 |
\bl{\begin{tabular}{lcl}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
511 |
$\text{compile}(a_1 = a_2, E, lab)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
512 |
\multicolumn{3}{l}{$\quad\text{compile}(a_1, E) \;@\;\text{compile}(a_2, E)\;@\; \text{if\_icmpne}\;lab$}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
513 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
514 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
515 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
516 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
517 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
518 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
519 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
520 |
\begin{frame}[c, fragile]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
521 |
\frametitle{Boolean Expressions}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
522 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
523 |
Compilation of boolean expressions:
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
524 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
525 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
526 |
\begin{tikzpicture}[node distance=2mm and 4mm,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
527 |
block/.style={rectangle, minimum size=1cm, draw=black, line width=1mm},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
528 |
point/.style={rectangle, inner sep=0mm, minimum size=0mm, fill=red},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
529 |
skip loop/.style={red, line width=1mm, to path={-- ++(0,-10mm) -| (\tikztotarget)}}]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
530 |
\node (A1) [point] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
531 |
\node (b) [block, right=of A1] {code of \bl{$b$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
532 |
\node (A2) [point, right=of b] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
533 |
\node (cs1) [block, right=of A2] {code of \bl{$cs_1$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
534 |
\node (A3) [point, right=of cs1] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
535 |
\node (cs2) [block, right=of A3] {code of \bl{$cs_2$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
536 |
\node (A4) [point, right=of cs2] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
537 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
538 |
\only<1>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
539 |
\draw (A1) edge [->, red, line width=1mm] (b);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
540 |
\draw (b) edge [->, red, line width=1mm] (A2);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
541 |
\draw (A2) edge [skip loop] (A3);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
542 |
\draw (A3) edge [->, red, line width=1mm] (cs2);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
543 |
\draw (cs2) edge [->,red, line width=1mm] (A4);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
544 |
\node [below=of cs1] {\raisebox{-5mm}{\small{}conditional jump}};}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
545 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
546 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
547 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
548 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
549 |
\begin{tabular}{lcl}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
550 |
\texttt{Bop("==", a1, a2)} & $\Rightarrow$ & \texttt{...if\_icmpne...}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
551 |
\texttt{Bop("!=", a1, a2)} & $\Rightarrow$ & \texttt{...if\_icmpeq...}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
552 |
\texttt{Bop("<", a1, a2)} & $\Rightarrow$ & \texttt{...if\_icmpge...}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
553 |
\texttt{Bop("<=", a1, a2)} & $\Rightarrow$ & \texttt{...if\_icmpgt...}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
554 |
\end{tabular}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
555 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
556 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
557 |
\end{frame}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
558 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
559 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
560 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
561 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
562 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
563 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
564 |
\frametitle{\begin{tabular}{c}Compiling Ifs\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
565 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
566 |
{\Large\bl{if $b$ then $cs_1$ else $cs_2$}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
567 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
568 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
569 |
\bl{\begin{tabular}{lcl}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
570 |
$\text{compile}(\text{if}\;b\;\text{then}\; cs_1\;\text{else}\; cs_2, E)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
571 |
\multicolumn{3}{l}{$\quad l_{ifelse}\;$ \textcolor{black}{(fresh label)}}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
572 |
\multicolumn{3}{l}{$\quad l_{ifend}\;$ \textcolor{black}{(fresh label)}}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
573 |
\multicolumn{3}{l}{$\quad (is_1, E') = \text{compile}(cs_1, E)$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
574 |
\multicolumn{3}{l}{$\quad (is_2, E'') = \text{compile}(cs_2, E')$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
575 |
\multicolumn{3}{l}{$\quad(\text{compile}(b, E, l_{ifelse})$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
576 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;is_1$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
577 |
\multicolumn{3}{l}{$\quad\phantom{(}@\; \text{goto}\;l_{ifend}$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
578 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;l_{ifelse}:$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
579 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;is_2$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
580 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;l_{ifend}:, E'')$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
581 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
582 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
583 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
584 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
585 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
586 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
587 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
588 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
589 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
590 |
\frametitle{\begin{tabular}{c}Compiling Whiles\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
591 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
592 |
{\Large\bl{$\text{while}\;b\;\text{do}\;cs$}}\bigskip\bigskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
593 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
594 |
\onslide<2->{Case }\only<2>{{\bf True}:}\only<3>{{\bf False}:}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
595 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
596 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
597 |
\begin{tikzpicture}[node distance=2mm and 4mm,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
598 |
block/.style={rectangle, minimum size=1cm, draw=black, line width=1mm},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
599 |
point/.style={rectangle, inner sep=0mm, minimum size=0mm, fill=red},
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
600 |
skip loop/.style={red, line width=1mm, to path={-- ++(0,-10mm) -| (\tikztotarget)}}]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
601 |
\node (A0) [point, left=of A1] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
602 |
\node (A1) [point] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
603 |
\node (b) [block, right=of A1] {code of \bl{$b$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
604 |
\node (A2) [point, right=of b] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
605 |
\node (cs1) [block, right=of A2] {code of \bl{$cs$}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
606 |
\node (A3) [point, right=of cs1] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
607 |
\node (A4) [point, right=of A3] {};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
608 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
609 |
\only<2>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
610 |
\draw (A0) edge [->, red, line width=1mm] (b);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
611 |
\draw (b) edge [->, red, line width=1mm] (cs1);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
612 |
\draw (cs1) edge [->, red, line width=1mm] (A3);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
613 |
\draw (A3) edge [->,skip loop] (A1);}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
614 |
\only<3>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
615 |
\draw (A0) edge [->, red, line width=1mm] (b);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
616 |
\draw (b) edge [->, red, line width=1mm] (A2);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
617 |
\draw (A2) edge [skip loop] (A3);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
618 |
\draw (A3) edge [->, red, line width=1mm] (A4);}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
619 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
620 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
621 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
622 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
623 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
624 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
625 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
626 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
627 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
628 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
629 |
\frametitle{\begin{tabular}{c}Compiling Whiles\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
630 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
631 |
{\Large\bl{while $b$ do $cs$}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
632 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
633 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
634 |
\bl{\begin{tabular}{lcl}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
635 |
$\text{compile}(\text{while}\; b\; \text{do} \;cs, E)$ & $\dn$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
636 |
\multicolumn{3}{l}{$\quad l_{wbegin}\;$ \textcolor{black}{(fresh label)}}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
637 |
\multicolumn{3}{l}{$\quad l_{wend}\;$ \textcolor{black}{(fresh label)}}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
638 |
\multicolumn{3}{l}{$\quad (is, E') = \text{compile}(cs_1, E)$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
639 |
\multicolumn{3}{l}{$\quad(l_{wbegin}:$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
640 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;\text{compile}(b, E, l_{wend})$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
641 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;is$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
642 |
\multicolumn{3}{l}{$\quad\phantom{(}@\; \text{goto}\;l_{wbegin}$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
643 |
\multicolumn{3}{l}{$\quad\phantom{(}@\;l_{wend}:, E')$}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
644 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
645 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
646 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
647 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
648 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
649 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
650 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
651 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
652 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
653 |
\frametitle{\begin{tabular}{c}Compiling Writes\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
654 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
655 |
{\Large\bl{write $x$}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
656 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
657 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
658 |
\small\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
659 |
.method public static write(I)V\hspace{1cm}\textcolor{black}{(library function)}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
660 |
\;\; .limit locals 5 \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
661 |
\;\; .limit stack 5 \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
662 |
\;\; iload 0 \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
663 |
\;\; getstatic java/lang/System/out Ljava/io/PrintStream;\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
664 |
\;\; swap \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
665 |
\;\; invokevirtual java/io/PrintStream/println(I)V \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
666 |
\;\; return \\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
667 |
.end method\bigskip\bigskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
668 |
%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
669 |
\normalsize
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
670 |
iload $E(x)$\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
671 |
invokestatic write(I)V\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
672 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
673 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
674 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
675 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
676 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
677 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
678 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
679 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
680 |
\begin{frame}[c]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
681 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
682 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
683 |
\small\bl{\begin{tabular}{l}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
684 |
.class public XXX.XXX\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
685 |
.super java/lang/Object\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
686 |
\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
687 |
.method public <init>()V\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
688 |
\;\; aload\_0\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
689 |
\;\; invokenonvirtual java/lang/Object/<init>()V\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
690 |
\;\; return\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
691 |
.end method\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
692 |
\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
693 |
.method public static main([Ljava/lang/String;)V\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
694 |
\;\; .limit locals 200\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
695 |
\;\; .limit stack 200\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
696 |
\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
697 |
\textcolor{black}{(here comes the compiled code)}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
698 |
\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
699 |
\;\; return\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
700 |
.end method\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
701 |
\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
702 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
703 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
704 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
705 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
706 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
707 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
708 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
709 |
\begin{frame}[c]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
710 |
\frametitle{\begin{tabular}{c}Next Compiler Phases\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
711 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
712 |
\begin{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
713 |
\item assembly $\Rightarrow$ byte code (class file)
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
714 |
\item labels $\Rightarrow$ absolute or relative jumps\bigskip\bigskip
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
715 |
\item \texttt{javap} is a disassembler for class files
|
188
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
716 |
\end{itemize}
|
184
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
717 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
718 |
\end{frame}}
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
719 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
720 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
721 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
722 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
723 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
724 |
\frametitle{\begin{tabular}{c}Compiled Code\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
725 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
726 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
727 |
\begin{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
728 |
\begin{axis}[axis x line=bottom, axis y line=left, xlabel=n, ylabel=secs, legend style=small]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
729 |
\addplot+[smooth] file {compiled.data};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
730 |
\end{axis}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
731 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
732 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
733 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
734 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
735 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
736 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
737 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
738 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
739 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
740 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
741 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
742 |
\frametitle{\begin{tabular}{c}Compiler vs.~Interpreter\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
743 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
744 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
745 |
\begin{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
746 |
\begin{axis}[axis x line=bottom, axis y line=left, ylabel=secs,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
747 |
xlabel=n,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
748 |
enlargelimits=0.05,
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
749 |
ybar interval=0.7, legend style=small]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
750 |
\addplot file {interpreted2.data};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
751 |
\addplot file {compiled2.data};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
752 |
%\legend{interpreted, compiled}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
753 |
\end{axis}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
754 |
\end{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
755 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
756 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
757 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
758 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
759 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
760 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
761 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
762 |
\begin{frame}[c]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
763 |
\frametitle{Backend}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
764 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
765 |
\begin{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
766 |
\begin{tikzpicture}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
767 |
\node (rexp) {\bl{\bf Lexer}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
768 |
\node (nfa) [right=of rexp] {\bl{\bf Parser}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
769 |
\node (dfa) [right=of nfa] {\bl{\begin{tabular}{c}\bf Optimizations\end{tabular}}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
770 |
\path[->, red, line width=2mm] (rexp) edge node [above=4mm, black] {\begin{tabular}{c@{\hspace{9mm}}}token\\[-1mm]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
771 |
sequence\end{tabular}} (nfa);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
772 |
\node (final) [below=of dfa] {\bl{\begin{tabular}{c}\bf Machine Code/\\\bf Byte Code\end{tabular}}};
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
773 |
\path[->, red, line width=2mm] (nfa) edge node [above=4mm, black] {\begin{tabular}{c}parse\\[-1mm] tree
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
774 |
\end{tabular}}(dfa);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
775 |
\path[->, red, line width=2mm] (dfa) edge (final);
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
776 |
\end{tikzpicture}\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
777 |
\end{center}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
778 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
779 |
\end{frame}}
|
184
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
780 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
781 |
|
369
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
782 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
783 |
\mode<presentation>{
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
784 |
\begin{frame}[t]
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
785 |
\frametitle{\begin{tabular}{c}What Next\end{tabular}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
786 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
787 |
\begin{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
788 |
\item register spilling
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
789 |
\item dead code removal
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
790 |
\item loop optimisations
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
791 |
\item instruction selection
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
792 |
\item type checking
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
793 |
\item concurrency
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
794 |
\item fuzzy testing
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
795 |
\item verification\bigskip\\
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
796 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
797 |
\item GCC, LLVM, tracing JITs
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
798 |
\end{itemize}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
799 |
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
800 |
\end{frame}}
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
801 |
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
802 |
|
184
Christian Urban <christian dot urban at kcl dot ac dot uk>
diff
changeset
|
803 |
|
63
|
804 |
\end{document}
|
|
805 |
|
|
806 |
%%% Local Variables:
|
|
807 |
%%% mode: latex
|
|
808 |
%%% TeX-master: t
|
|
809 |
%%% End:
|
|
810 |
|