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| author | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
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| committer | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
| commit | abdaadbcae30fe0c9a66c7516798279fdfd97750 (patch) | |
| tree | 00a54a6e25601e43876d03c1a4a12a749d4a914c /share/doc/gdb/TUI-Overview.html | |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
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diff --git a/share/doc/gdb/TUI-Overview.html b/share/doc/gdb/TUI-Overview.html new file mode 100644 index 0000000..833c96f --- /dev/null +++ b/share/doc/gdb/TUI-Overview.html @@ -0,0 +1,197 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 1988-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Free Software" and "Free Software Needs +Free Documentation", with the Front-Cover Texts being "A GNU Manual," +and with the Back-Cover Texts as in (a) below. + +(a) The FSF's Back-Cover Text is: "You are free to copy and modify +this GNU Manual. Buying copies from GNU Press supports the FSF in +developing GNU and promoting software freedom." --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Debugging with GDB: TUI Overview</title> + +<meta name="description" content="Debugging with GDB: TUI Overview"> +<meta name="keywords" content="Debugging with GDB: TUI Overview"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="TUI.html#TUI" rel="up" title="TUI"> +<link href="TUI-Keys.html#TUI-Keys" rel="next" title="TUI Keys"> +<link href="TUI.html#TUI" rel="previous" title="TUI"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="TUI-Overview"></a> +<div class="header"> +<p> +Next: <a href="TUI-Keys.html#TUI-Keys" accesskey="n" rel="next">TUI Keys</a>, Up: <a href="TUI.html#TUI" accesskey="u" rel="up">TUI</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="TUI-Overview-1"></a> +<h3 class="section">25.1 TUI Overview</h3> + +<p>In TUI mode, <small>GDB</small> can display several text windows: +</p> +<dl compact="compact"> +<dt><em>command</em></dt> +<dd><p>This window is the <small>GDB</small> command window with the <small>GDB</small> +prompt and the <small>GDB</small> output. The <small>GDB</small> input is still +managed using readline. +</p> +</dd> +<dt><em>source</em></dt> +<dd><p>The source window shows the source file of the program. The current +line and active breakpoints are displayed in this window. +</p> +</dd> +<dt><em>assembly</em></dt> +<dd><p>The assembly window shows the disassembly output of the program. +</p> +</dd> +<dt><em>register</em></dt> +<dd><p>This window shows the processor registers. Registers are highlighted +when their values change. +</p></dd> +</dl> + +<p>The source and assembly windows show the current program position by +highlighting the current line and marking it with a ‘<samp>></samp>’ marker. +By default, source and assembly code styling is disabled for the +highlighted text, but you can enable it with the <code>set style +tui-current-position on</code> command. See <a href="Output-Styling.html#Output-Styling">Output Styling</a>. +</p> +<p>Breakpoints are indicated with two markers. The first marker +indicates the breakpoint type: +</p> +<dl compact="compact"> +<dt><code>B</code></dt> +<dd><p>Breakpoint which was hit at least once. +</p> +</dd> +<dt><code>b</code></dt> +<dd><p>Breakpoint which was never hit. +</p> +</dd> +<dt><code>H</code></dt> +<dd><p>Hardware breakpoint which was hit at least once. +</p> +</dd> +<dt><code>h</code></dt> +<dd><p>Hardware breakpoint which was never hit. +</p></dd> +</dl> + +<p>The second marker indicates whether the breakpoint is enabled or not: +</p> +<dl compact="compact"> +<dt><code>+</code></dt> +<dd><p>Breakpoint is enabled. +</p> +</dd> +<dt><code>-</code></dt> +<dd><p>Breakpoint is disabled. +</p></dd> +</dl> + +<p>The source, assembly and register windows are updated when the current +thread changes, when the frame changes, or when the program counter +changes. +</p> +<p>These windows are not all visible at the same time. The command +window is always visible. The others can be arranged in several +layouts: +</p> +<ul> +<li> source only, + +</li><li> assembly only, + +</li><li> source and assembly, + +</li><li> source and registers, or + +</li><li> assembly and registers. +</li></ul> + +<p>These are the standard layouts, but other layouts can be defined. +</p> +<p>A status line above the command window shows the following information: +</p> +<dl compact="compact"> +<dt><em>target</em></dt> +<dd><p>Indicates the current <small>GDB</small> target. +(see <a href="Targets.html#Targets">Specifying a Debugging Target</a>). +</p> +</dd> +<dt><em>process</em></dt> +<dd><p>Gives the current process or thread number. +When no process is being debugged, this field is set to <code>No process</code>. +</p> +</dd> +<dt><em>function</em></dt> +<dd><p>Gives the current function name for the selected frame. +The name is demangled if demangling is turned on (see <a href="Print-Settings.html#Print-Settings">Print Settings</a>). +When there is no symbol corresponding to the current program counter, +the string <code>??</code> is displayed. +</p> +</dd> +<dt><em>line</em></dt> +<dd><p>Indicates the current line number for the selected frame. +When the current line number is not known, the string <code>??</code> is displayed. +</p> +</dd> +<dt><em>pc</em></dt> +<dd><p>Indicates the current program counter address. +</p></dd> +</dl> + +<hr> +<div class="header"> +<p> +Next: <a href="TUI-Keys.html#TUI-Keys" accesskey="n" rel="next">TUI Keys</a>, Up: <a href="TUI.html#TUI" accesskey="u" rel="up">TUI</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> + + + +</body> +</html> |