【新刊案内】『TikZによるLaTeXグラフィックス』 – New TikZ book in Japanese

【新刊案内】『TikZによるLaTeXグラフィックス』 – New TikZ book in Japanese

13. November 2024
LaTeX Cookbook second edition published

LaTeX Cookbook second edition published

28. March 2024

CPU Command Bit Fields

by Posted on

Add Immediate


Edit and compile if you like:

\documentclass[border=3pt]{standalone}

%%Fonts
%\usepackage{fontspec}
%\setmainfont[Mapping=tex-text]{JetBrains Mono}

% Tikz
\usepackage{tikz}
\usetikzlibrary{calc}

% Sizes
\def\cellheight{30pt}
\def\fieldlinewidth{0.7pt}
\pgfmathsetlengthmacro{\scalefactor}{4pt}

% Tikz Set
\tikzset{
	instr_field/.style={
		draw, 
		rectangle,
		line width = \fieldlinewidth,
		minimum height = \cellheight,
	},
	byte_values/.style={above, font=\tiny},
	bytes/.style={above, font=\scriptsize},
	every text node part/.style={align=center}
}

% Instruction Fields
\def\fields{
	cond/31/28/-1, 
	op/27/26/00, 
	I/25/25/1, 
	cmd/24/21/0100, 
	S/20/20/-1, 
	Rn/19/16/-1, 
	Rd/15/12/-1,
	rot/11/8/0000,
	imm8/7/0/-1
}

\begin{document}
	\begin{tikzpicture}		
		% Widths
		\foreach \field/\high/\low in \fields {
		    \pgfmathsetmacro{\width}{(\high-\low + 1) * \scalefactor}
		    \expandafter\xdef\csname \field w\endcsname{\width mm}
		}
		
		% Instruction Fields
		\foreach \field/\high/\low/\value [count=\i from 0] in \fields {
			\ifnum\i=0
				\node[
					   instr_field, 
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) {\field};
			\else
				\pgfmathsetmacro{\prev}{int(\i-1)}
				\node[
					   instr_field,
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) at ($(tmp\prev.east)-(\fieldlinewidth,0)$) {\field};
			\fi 
			
			\ifnum\high=\low
				\node[bytes] at (tmp\i.north) {\high};
			\else
				\node[bytes] at (tmp\i.north) {\high:\low};
			\fi
			
			\ifnum\value=-1\else
				\node[byte_values] at (tmp\i.south) {\value};
			\fi
		}
		
		% Name
%		\node[anchor=east, xshift=-40pt] at (tmp0) {ADD(S)-I};
	\end{tikzpicture}
\end{document}

Add Register


Edit and compile if you like:

\documentclass[border=3pt]{standalone}

%%Fonts
%\usepackage{fontspec}
%\setmainfont[Mapping=tex-text]{JetBrains Mono}

% Tikz
\usepackage{tikz}
\usetikzlibrary{calc}

% Sizes
\def\cellheight{30pt}
\def\fieldlinewidth{0.7pt}
\pgfmathsetlengthmacro{\scalefactor}{4pt}

% Tikz Set
\tikzset{
	instr_field/.style={
		draw, 
		rectangle,
		line width = \fieldlinewidth,
		minimum height = \cellheight,
	},
	byte_values/.style={above, font=\tiny},
	bytes/.style={above, font=\scriptsize},
	every text node part/.style={align=center}
}

% Instruction Fields
\def\fields{
	cond/31/28/-1, 
	op/27/26/00, 
	I/25/25/0, 
	cmd/24/21/0100, 
	S/20/20/-1, 
	Rn/19/16/-1, 
	Rd/15/12/-1,
	shamt5/11/7/00000,
	sh/6/5/00,
	0/4/4/-1,
	Rm/3/0/-1
}

\begin{document}
	\begin{tikzpicture}		
		% Widths
		\foreach \field/\high/\low in \fields {
		    \pgfmathsetmacro{\width}{(\high-\low + 1) * \scalefactor}
		    \expandafter\xdef\csname \field w\endcsname{\width mm}
		}
		
		% Instruction Fields
		\foreach \field/\high/\low/\value [count=\i from 0] in \fields {
			\ifnum\i=0
				\node[
					   instr_field, 
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) {\field};
			\else
				\pgfmathsetmacro{\prev}{int(\i-1)}
				\node[
					   instr_field,
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) at ($(tmp\prev.east)-(\fieldlinewidth,0)$) {\field};
			\fi 
			
			\ifnum\high=\low
				\node[bytes] at (tmp\i.north) {\high};
			\else
				\node[bytes] at (tmp\i.north) {\high:\low};
			\fi
			
			\ifnum\value=-1\else
				\node[byte_values] at (tmp\i.south) {\value};
			\fi
		}
		
		% Name
%		\node[anchor=east, xshift=-40pt] at (tmp0) {ADD(S)-R};
	\end{tikzpicture}
\end{document}

Load Register


Edit and compile if you like:

\documentclass[border=3pt]{standalone}

%%Fonts
%\usepackage{fontspec}
%\setmainfont[Mapping=tex-text]{JetBrains Mono}

% Tikz
\usepackage{tikz}
\usetikzlibrary{calc}

% Sizes
\def\cellheight{30pt}
\def\fieldlinewidth{0.7pt}
\pgfmathsetlengthmacro{\scalefactor}{4pt}

% Tikz Set
\tikzset{
	instr_field/.style={
		draw, 
		rectangle,
		line width = \fieldlinewidth,
		minimum height = \cellheight,
	},
	byte_values/.style={above, font=\tiny},
	bytes/.style={above, font=\scriptsize},
	every text node part/.style={align=center}
}

% Instruction Fields
\def\fields{
	cond/31/28/-1, 
	op/27/26/01, 
	Ī/25/25/0,
	P/24/24/1,
	U/23/23/-1,
	B/22/22/0,
	W/21/21/0,
	L/20/20/1,
	Rn/19/16/-1,
	Rd/15/12/-1,
	imm12/11/0/-1
}

\begin{document}
	\begin{tikzpicture}		
		% Widths
		\foreach \field/\high/\low in \fields {
		    \pgfmathsetmacro{\width}{(\high-\low + 1) * \scalefactor}
		    \expandafter\xdef\csname \field w\endcsname{\width mm}
		}
		
		% Instruction Fields
		\foreach \field/\high/\low/\value [count=\i from 0] in \fields {
			\ifnum\i=0
				\node[
					   instr_field, 
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) {\field};
			\else
				\pgfmathsetmacro{\prev}{int(\i-1)}
				\node[
					   instr_field,
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) at ($(tmp\prev.east)-(\fieldlinewidth,0)$) {\field};
			\fi 
			
			\ifnum\high=\low
				\node[bytes] at (tmp\i.north) {\high};
			\else
				\node[bytes] at (tmp\i.north) {\high:\low};
			\fi
			
			\ifnum\value=-1\else
				\node[byte_values] at (tmp\i.south) {\value};
			\fi
		}
		
		% Name
%		\node[anchor=east, xshift=-40pt] at (tmp0) {LDR};
	\end{tikzpicture}
\end{document}

Branch and Link


Edit and compile if you like:

\documentclass[border=3pt]{standalone}

%%Fonts
%\usepackage{fontspec}
%\setmainfont[Mapping=tex-text]{JetBrains Mono}

% Tikz
\usepackage{tikz}
\usetikzlibrary{calc}

% Sizes
\def\cellheight{30pt}
\def\fieldlinewidth{0.7pt}
\pgfmathsetlengthmacro{\scalefactor}{4pt}

% Tikz Set
\tikzset{
	instr_field/.style={
		draw, 
		rectangle,
		line width = \fieldlinewidth,
		minimum height = \cellheight,
	},
	byte_values/.style={above, font=\tiny},
	bytes/.style={above, font=\scriptsize},
	every text node part/.style={align=center}
}

% Instruction Fields
\def\fields{
	cond/31/28/-1, 
	op/27/26/10, 
	1L/25/24/11,
	imm24/23/0/-1
}

\begin{document}
	\begin{tikzpicture}		
		% Widths
		\foreach \field/\high/\low in \fields {
		    \pgfmathsetmacro{\width}{(\high-\low + 1) * \scalefactor}
		    \expandafter\xdef\csname \field w\endcsname{\width mm}
		}
		
		% Instruction Fields
		\foreach \field/\high/\low/\value [count=\i from 0] in \fields {
			\ifnum\i=0
				\node[
					   instr_field, 
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) {\field};
			\else
				\pgfmathsetmacro{\prev}{int(\i-1)}
				\node[
					   instr_field,
					   anchor=west,
					   minimum width=\csname\field w\endcsname] (tmp\i) at ($(tmp\prev.east)-(\fieldlinewidth,0)$) {\field};
			\fi 
			
			\ifnum\high=\low
				\node[bytes] at (tmp\i.north) {\high};
			\else
				\node[bytes] at (tmp\i.north) {\high:\low};
			\fi
			
			\ifnum\value=-1\else
				\node[byte_values] at (tmp\i.south) {\value};
			\fi
		}
		
		% Name
%		\node[anchor=east, xshift=-40pt] at (tmp0) {B};
	\end{tikzpicture}
\end{document}

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