amd64-cheatsheet/main.tex

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\documentclass[a4paper]{article}
\usepackage{booktabs}
\usepackage{baskervald}
\usepackage{courierten}
\usepackage{cuted}
\usepackage[hmargin=2.5cm,vmargin=3.5cm]{geometry}
\usepackage{helvet}
\usepackage{mathtools}
\usepackage{multicol}
\usepackage{sectsty}
\usepackage{tabularx}
\pagenumbering{gobble}
\setcounter{secnumdepth}{0}
\allsectionsfont{\sffamily}
\begin{document}
\begin{center}
\LARGE\sffamily\bfseries AMD64 Cheatsheet
\vspace{1em}
\end{center}
\begin{multicols}{2}
\newlength{\colwidth}
\setlength{\colwidth}{\linewidth}
\addtolength{\colwidth}{-0.5\columnsep}
\section{Instructions}
\noindent\begin{tabularx}{\colwidth}{>{\ttfamily}l>{\ttfamily}l>{$}X<{$}}
\toprule
\multicolumn{3}{>{\sffamily\bfseries}c}{Arithmetic \& Logic} \\
\midrule
add & S,D & D \leftarrow S + D \\
sub & S,D & D \leftarrow D - S \\
neg & D & D \leftarrow -D \\
inc & D & D \leftarrow D + 1 \\
dec & D & D \leftarrow D - 1 \\
imul & S,D & D \leftarrow S \times D \\
idiv & S & \mathtt{rax} \leftarrow \lfloor\mathtt{rdx}:\mathtt{rax} \div S\rfloor \\
& & \mathtt{rdx} \leftarrow (\mathtt{rdx}:\mathtt{rax})\mod{S} \\
and & S,D & D \leftarrow S \mathbin{\&} D \\
or & S,D & D \leftarrow S \mathbin{|} D \\
xor & S,D & D \leftarrow S \wedge D \\
not & D & D \leftarrow \mathord{\sim} D \\
sal & n,D & D \leftarrow D \ll n \\
shr & n,D & D \leftarrow D \gg n \hspace{1em} \textrm{(logical)} \\
sar & n,D & D \leftarrow D \gg n \hspace{1em} \textrm{(arithmetic)} \\
\midrule
\multicolumn{3}{>{\sffamily\bfseries}c}{Data transfer} \\
\midrule
lea & S,D & D \leftarrow \mathrm{addressof}(S) \\
mov & S,D & D \leftarrow S \\
\midrule
\multicolumn{3}{>{\sffamily\bfseries}c}{Conditionals \& Branches} \\
\midrule
cmp & A,B & B - A \hspace{1em} \textrm{(setting cond. flags)} \\
test & A,B & A \mathbin{\&} B \hspace{1em} \textrm{(setting cond. flags)} \\
jmp & l & \textrm{jump to \texttt{l} unconditionally} \\
je & l & \textrm{jump to \texttt{l} if equal} \\
jne & l & \textrm{jump to \texttt{l} if not equal} \\
js & l & \textrm{jump to \texttt{l} if negative} \\
jns & l & \textrm{jump to \texttt{l} if non-negative} \\
jg & l & \textrm{jump to \texttt{l} if greater} \\
jge & l & \textrm{jump to \texttt{l} if greater or equal} \\
jl & l & \textrm{jump to \texttt{l} if lesser} \\
jle & l & \textrm{jump to \texttt{l} if lesser or equal} \\
ja & l & \textrm{jump to \texttt{l} if above} \\
jae & l & \textrm{jump to \texttt{l} if above or equal} \\
jb & l & \textrm{jump to \texttt{l} if below} \\
jbe & l & \textrm{jump to \texttt{l} if below or equal} \\
\midrule
\multicolumn{3}{>{\sffamily\bfseries}c}{Stack operations} \\
\midrule
push & S & \mathtt{rsp} \leftarrow \mathtt{rsp} - \mathrm{sizeof}(S) \\
& & \mathrm{at}(\mathtt{rsp}) \leftarrow S \\
pop & D & D \leftarrow \mathrm{at}(\mathtt{rsp}) \\
& & \mathtt{rsp} \leftarrow \mathtt{rsp} + \mathrm{sizeof}(S) \\
callq & l & \textrm{push \texttt{rip} then jump to \texttt{l}} \\
retq & & \textrm{pop to \texttt{rip}} \\
\bottomrule
\end{tabularx}
\noindent\begin{tabularx}{\colwidth}{lX}
\toprule
\multicolumn{2}{>{\sffamily\bfseries}c}{Addressing Modes} \\
\midrule
Immediate & \texttt{\$C} \\
Register & \texttt{\%R} \\
Memory & \texttt{[C\textsubscript{d}](\%R\textsubscript{b}[,\%R\textsubscript{i}[,C\textsubscript{s}])} \\
\bottomrule
\end{tabularx}
\[\textrm{Memory Address} = C_d + R_b + C_sR_i\]
\noindent\begin{center}
\begin{tabular}{cl}
\toprule
\multicolumn{2}{>{\sffamily\bfseries}c}{Suffixes} \\
\midrule
b & 8 bits \\
w & 16 bits \\
l & 32 bits \\
q & 64 bits \\
\bottomrule
\end{tabular}
\hspace{1em}
\begin{tabular}{cl}
\toprule
\multicolumn{2}{>{\sffamily\bfseries}c}{Condition Flags} \\
\midrule
ZF & Zero \\
SF & Sign (set on negative) \\
CF & Carry \\
OF & Overflow \\
\bottomrule
\end{tabular}
\end{center}
\section{Registers}
\begin{tabularx}{\colwidth}{>{\ttfamily}c>{\ttfamily}c>{\ttfamily}c>{\ttfamily}cX}
\toprule
\multicolumn{5}{>{\sffamily\bfseries}c}{Standard} \\
\midrule
rax & eax & ax & al & Accumulator \\
rbx & ebx & bx & bl & DS data pointer \\
rcx & ecx & cx & cl & Counter \\
rdx & edx & dx & dl & I/O pointer \\
rsi & esi & si & sil & Source pointer \\
rdi & edi & di & dil & Dest. pointer \\
\midrule
\multicolumn{5}{>{\sffamily\bfseries}c}{Stack} \\
\midrule
rsp & esp & sp & spl & Stack pointer \\
rbp & ebp & bp & bpl & Base pointer \\
\midrule
\multicolumn{5}{>{\sffamily\bfseries}c}{64-bit Mode Only} \\
\midrule
r8 & r8d & r8w & r8b & \multicolumn{1}{c}{\textendash} \\
r9 & r9d & r9w & r9b & \multicolumn{1}{c}{\textendash} \\
r10 & r10d & r10w & r10b & \multicolumn{1}{c}{\textendash} \\
r11 & r11d & r11w & r11b & \multicolumn{1}{c}{\textendash} \\
r12 & r12d & r12w & r12b & \multicolumn{1}{c}{\textendash} \\
r13 & r13d & r13w & r13b & \multicolumn{1}{c}{\textendash} \\
r14 & r14d & r14w & r14b & \multicolumn{1}{c}{\textendash} \\
r15 & r15d & r15w & r15b & \multicolumn{1}{c}{\textendash} \\
\bottomrule
\end{tabularx}
\end{multicols}
\end{document}