Fix moving boxes in Example slide (§2)
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1 changed files with 54 additions and 35 deletions
89
slides.tex
89
slides.tex
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@ -345,14 +345,7 @@ $1 = 84
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\newcommand{\tblhl}{\rowcolor{Tan}}
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\newcommand{\tblhl}{\rowcolor{Tan}}
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\begin{frame}{Example}
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\begin{frame}{Example}
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\begin{table}
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\newcommand{\firsttblrows}{
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\ttfamily\large
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\begin{tabularx}{0.9\linewidth}{
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l
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b
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>{\columncolor{SkyBlue}}s
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>{\columncolor{SkyBlue}}s
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}
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\tblrowval{\hspace{-2ex}<{\bf foo}>:}{}{\textbf{CFA}}{\textbf{ra}}
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\tblrowval{\hspace{-2ex}<{\bf foo}>:}{}{\textbf{CFA}}{\textbf{ra}}
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\rowonly<3>{\tblhl{}} \tblrowval{push}{\%r15}{rsp+8}{c-8}
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\rowonly<3>{\tblhl{}} \tblrowval{push}{\%r15}{rsp+8}{c-8}
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\rowonly<4>{\tblhl{}} \tblrowval{push}{\%r14}{rsp+16}{c-8}
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\rowonly<4>{\tblhl{}} \tblrowval{push}{\%r14}{rsp+16}{c-8}
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@ -363,36 +356,62 @@ $1 = 84
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\tblrowval{push}{\%rbx}{rsp+48}{c-8}
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\tblrowval{push}{\%rbx}{rsp+48}{c-8}
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\tblrowval{sub}{\$0x68,\%rsp}{rsp+56}{c-8}
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\tblrowval{sub}{\$0x68,\%rsp}{rsp+56}{c-8}
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\rowonly<9>{\tblhl{}} \tblrowval{cmp}{\$0x1,\%edi}{rsp+160}{c-8}%
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\rowonly<9>{\tblhl{}} \tblrowval{cmp}{\$0x1,\%edi}{rsp+160}{c-8}%
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\only<-8>{%
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}
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\only<-8>{
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\begin{table}
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\ttfamily\large
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\begin{tabularx}{0.9\linewidth}{
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l
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b
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>{\columncolor{SkyBlue}}s
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>{\columncolor{SkyBlue}}s
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}
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\firsttblrows{}%
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\tblrowval{add}{\$0x68,\%rsp}{rsp+160}{c-8}
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\tblrowval{add}{\$0x68,\%rsp}{rsp+160}{c-8}
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\tblrowval{pop}{\%rbx}{rsp+56}{c-8}
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\tblrowval{pop}{\%rbx}{rsp+56}{c-8}
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\tblrowval{pop}{\%rbp}{rsp+48}{c-8}}
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\tblrowval{pop}{\%rbp}{rsp+48}{c-8}
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\end{tabularx}
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\end{tabularx}
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\end{table}
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\end{table}
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\blknote{
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\only<-8> {
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\centering
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\only<3>{\blknote{Upon function call, \alert{ra = *(\reg{rsp})} (ABI)}}
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\begin{overlayarea}{0.9\textwidth}{4.8ex}
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\only<4>{\blknote{\texttt{push} decreases \reg{rsp} by 8: %
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\only<3>{Upon function call, \alert{ra = *(\reg{rsp})} (ABI)}
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\alert{ra = *(\reg{rsp} + 8)}}}
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\only<4>{\texttt{push} decreases \reg{rsp} by 8: %
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\only<5>{\blknote{and again: %
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\alert{ra = *(\reg{rsp} + 8)}}
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\alert{ra = *(\reg{rsp} + 16)}}}
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\only<5>{and again: %
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\only<6>{\blknote{This \texttt{mov} leaves \reg{rsp} untouched: %
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\alert{ra = *(\reg{rsp} + 16)}}
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\alert{ra = *(\reg{rsp} + 16)}}}
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\only<6>{This \texttt{mov} leaves \reg{rsp} untouched: %
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\only<7>{\blknote{The unwinding table can actually be seen as\\
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\alert{ra = *(\reg{rsp} + 16)}}
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an \alert{abstract interpretation} of the code\ldots}}
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\only<7>{The unwinding table can actually be seen as\\
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\only<8>{\blknote{\ldots and thus, for a given run, be
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an \alert{abstract interpretation} of the code\ldots}
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\alert{re-computed for verification}}}
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\only<8>{\ldots and thus, for a given run, be
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\alert{re-computed for verification}}
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\end{overlayarea}
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}
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}
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\only<9->{
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\begin{table}
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\ttfamily\large
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\begin{tabularx}{0.9\linewidth}{
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l
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b
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>{\columncolor{SkyBlue}}s
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>{\columncolor{SkyBlue}}s
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}
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\firsttblrows{}%
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\end{tabularx}
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\end{table}
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\vspace{-0.8em}
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\only<9>{\blklnote{If, within an execution,
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\begin{itemize}
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\item ra = \texttt{*(0xFFFF1098)}
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\item \reg{rsp} = \texttt{0xFFFF1000}
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\end{itemize}
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We can \alert{evaluate both expressions} and \alert{compare}
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}}
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}
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}
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\only<9-> {
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\vspace{-2em}
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\only<9>{\blklnote{If, within an execution,
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\begin{itemize}
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\item ra = \texttt{*(0xFFFF1098)}
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\item \reg{rsp} = \texttt{0xFFFF1000}
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\end{itemize}
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We can \alert{evaluate both expressions} and \alert{compare}
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}}
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}
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\end{frame}
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\end{frame}
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\begin{frame}{Dynamic validation}
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\begin{frame}{Dynamic validation}
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