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% Packages
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\usepackage{tabularx}           % Intelligent column widths
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\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
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\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{mavieth (mavieth)}
\pdfinfo{
  /Title (cuda-cccl.pdf)
  /Creator (Cheatography)
  /Author (mavieth (mavieth))
  /Subject (CUDA+CCCL Cheat Sheet)
}

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% This two commands together give roughly
% the right line height in the tables
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% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{CUDA+CCCL Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{mavieth (mavieth)} via \textcolor{DarkBackground}{\uline{cheatography.com/216603/cs/47736/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}mavieth (mavieth) \\
  \uline{cheatography.com/mavieth} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 27th February, 2026.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
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  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CUDA}}  \tn
% Row 0
\SetRowColor{LightBackground}
Kernel execution & `kernelName\textless{}\textless{}\textless{}num\_blocks, num\_threads, shared\_mem, stream\textgreater{}\textgreater{}\textgreater{}(args);` \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
Kernel definition & `\_\_global\_\_ kernelName(args)\{…\}` \tn 
% Row Count 6 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Create memory on device & `cudaMalloc(memPtr, sizeInBytes);` \tn 
% Row Count 8 (+ 2)
% Row 3
\SetRowColor{white}
Free device memory & `cudaFree(memPtr);` \tn 
% Row Count 10 (+ 2)
% Row 4
\SetRowColor{LightBackground}
Create {\bf{pinned}} memory on host & \seqsplit{`cudaMallocHost(memPtr}, size\_in\_bytes);` \tn 
% Row Count 12 (+ 2)
% Row 5
\SetRowColor{white}
Free pinnen memory & \seqsplit{`cudaFreeHost(memPtr);`} \tn 
% Row Count 14 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Create stream & \seqsplit{`cudaStreamCreate(stream)} ;` \tn 
% Row Count 16 (+ 2)
% Row 7
\SetRowColor{white}
Destroy stream & \seqsplit{`cudaStreamDestroy(stream);`} \tn 
% Row Count 18 (+ 2)
% Row 8
\SetRowColor{LightBackground}
Wait for Device & \seqsplit{`cudaDeviceSynchronize();`} \tn 
% Row Count 20 (+ 2)
% Row 9
\SetRowColor{white}
Wait for Stream & \seqsplit{`cudaStreamSynchronize(stream);`} \tn 
% Row Count 22 (+ 2)
% Row 10
\SetRowColor{LightBackground}
Copy data & `cudaMemcpy(dst, src, numElements, cudaMemcpyDefautl);` \tn 
% Row Count 25 (+ 3)
% Row 11
\SetRowColor{white}
Async mem copy & `cudaMemcpyAsync(dst, src, numElements, cudaMemcpyDefautl, stream);` \tn 
% Row Count 29 (+ 4)
% Row 12
\SetRowColor{LightBackground}
Static device variable & `\_\_device\_\_ type name = value;` \tn 
% Row Count 31 (+ 2)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{CUDA (cont)}}  \tn
% Row 13
\SetRowColor{LightBackground}
Static shared mem & `\_\_shared\_\_ type name{[}size{]};` \tn 
% Row Count 2 (+ 2)
% Row 14
\SetRowColor{white}
Dynamic shared mem & extern `\_\_shared\_\_ type* name;` \tn 
% Row Count 4 (+ 2)
% Row 15
\SetRowColor{LightBackground}
Constant device mem & `\_\_constant\_\_ type name;` \tn 
% Row Count 6 (+ 2)
% Row 16
\SetRowColor{white}
Copy to constant & \seqsplit{`cudaMemcpyToSymbol(dst}, src, sizeInBytes);` \tn 
% Row Count 8 (+ 2)
% Row 17
\SetRowColor{LightBackground}
Documentation & \seqsplit{https://docs.nvidia.com/cuda/cuda-runtime-api/index.html} \tn 
% Row Count 11 (+ 3)
% Row 18
\SetRowColor{white}
Device-only function & `\_\_device\_\_ auto functionName(args) -\textgreater{} returnType\{…\}` \tn 
% Row Count 14 (+ 3)
% Row 19
\SetRowColor{LightBackground}
Host-only function & `\_\_host\_\_ auto functionName(args) -\textgreater{} returnType\{…\}` \tn 
% Row Count 17 (+ 3)
% Row 20
\SetRowColor{white}
Host and device function & `\_\_device\_\_ \_\_host\_\_ auto functionName(args) -\textgreater{} returnType\{…\}` \tn 
% Row Count 20 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.32 cm} x{5.68 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Thrust}}  \tn
% Row 0
\SetRowColor{LightBackground}
Universal Vector & `thrust::universal\_vector\textless{}type\textgreater{} name(size);` \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}