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18 lines
1.7 KiB
TeX
18 lines
1.7 KiB
TeX
\subsubsection{Arithmetic Operations}
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Arithmetic / logic operations need a size postfix (replace \texttt{X} below with \texttt{b} (1B), \texttt{w} (2B), \texttt{l} (4B) or \texttt{q} (8B)).
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\begin{tables}{lll}{Mnemonic & Format & Computation}
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\texttt{addX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest + Src} \\
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\texttt{subX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest - Src} \\
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\texttt{imulX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest * Src} \\
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\texttt{salX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest << Src} \\
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\texttt{sarX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest >> Src} (arithmetic) \\
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\texttt{shrX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest >> Src} (logical) \\
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\texttt{xorX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest \string^ Src} \\
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\texttt{andX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest \& Src} \\
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\texttt{orX} & \texttt{Src, Dest} & \texttt{Dest} $\gets$ \texttt{Dest | Src} \\
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\texttt{incX} & \texttt{Dest} & \texttt{Dest} $\gets$ \texttt{Dest + 1} \\
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\texttt{decX} & \texttt{Dest} & \texttt{Dest} $\gets$ \texttt{Dest - 1} \\
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\texttt{negX} & \texttt{Dest} & \texttt{Dest} $\gets$ \texttt{-Dest} \\
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\texttt{notX} & \texttt{Dest} & \texttt{Dest} $\gets$ \texttt{\string~Dest} \\
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\end{tables}
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