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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/Debugging-Output.html | |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
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diff --git a/share/doc/gdb/Debugging-Output.html b/share/doc/gdb/Debugging-Output.html new file mode 100644 index 0000000..f8eca3b --- /dev/null +++ b/share/doc/gdb/Debugging-Output.html @@ -0,0 +1,495 @@ +<!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: Debugging Output</title> + +<meta name="description" content="Debugging with GDB: Debugging Output"> +<meta name="keywords" content="Debugging with GDB: Debugging Output"> +<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="Controlling-GDB.html#Controlling-GDB" rel="up" title="Controlling GDB"> +<link href="Other-Misc-Settings.html#Other-Misc-Settings" rel="next" title="Other Misc Settings"> +<link href="Messages_002fWarnings.html#Messages_002fWarnings" rel="previous" title="Messages/Warnings"> +<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="Debugging-Output"></a> +<div class="header"> +<p> +Next: <a href="Other-Misc-Settings.html#Other-Misc-Settings" accesskey="n" rel="next">Other Misc Settings</a>, Previous: <a href="Messages_002fWarnings.html#Messages_002fWarnings" accesskey="p" rel="previous">Messages/Warnings</a>, Up: <a href="Controlling-GDB.html#Controlling-GDB" accesskey="u" rel="up">Controlling GDB</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="Optional-Messages-about-Internal-Happenings"></a> +<h3 class="section">22.10 Optional Messages about Internal Happenings</h3> +<a name="index-optional-debugging-messages"></a> + +<p><small>GDB</small> has commands that enable optional debugging messages from +various <small>GDB</small> subsystems; normally these commands are of +interest to <small>GDB</small> maintainers, or when reporting a bug. This +section documents those commands. +</p> +<dl compact="compact"> +<dd><a name="index-set-exec_002ddone_002ddisplay"></a> +</dd> +<dt><code>set exec-done-display</code></dt> +<dd><p>Turns on or off the notification of asynchronous commands’ +completion. When on, <small>GDB</small> will print a message when an +asynchronous command finishes its execution. The default is off. +<a name="index-show-exec_002ddone_002ddisplay"></a> +</p></dd> +<dt><code>show exec-done-display</code></dt> +<dd><p>Displays the current setting of asynchronous command completion +notification. +</p> +<a name="index-set-debug"></a> +<a name="index-ARM-AArch64"></a> +</dd> +<dt><code>set debug aarch64</code></dt> +<dd><p>Turns on or off display of debugging messages related to ARM AArch64. +The default is off. +<a name="index-show-debug"></a> +</p></dd> +<dt><code>show debug aarch64</code></dt> +<dd><p>Displays the current state of displaying debugging messages related to +ARM AArch64. +</p> +<a name="index-gdbarch-debugging-info"></a> +<a name="index-architecture-debugging-info"></a> +</dd> +<dt><code>set debug arch</code></dt> +<dd><p>Turns on or off display of gdbarch debugging info. The default is off +</p></dd> +<dt><code>show debug arch</code></dt> +<dd><p>Displays the current state of displaying gdbarch debugging info. +</p> +</dd> +<dt><code>set debug aix-thread</code></dt> +<dd><a name="index-AIX-threads"></a> +<p>Display debugging messages about inner workings of the AIX thread +module. +</p></dd> +<dt><code>show debug aix-thread</code></dt> +<dd><p>Show the current state of AIX thread debugging info display. +</p> +</dd> +<dt><code>set debug check-physname</code></dt> +<dd><a name="index-physname"></a> +<p>Check the results of the “physname” computation. When reading DWARF +debugging information for C<tt>++</tt>, <small>GDB</small> attempts to compute +each entity’s name. <small>GDB</small> can do this computation in two +different ways, depending on exactly what information is present. +When enabled, this setting causes <small>GDB</small> to compute the names +both ways and display any discrepancies. +</p></dd> +<dt><code>show debug check-physname</code></dt> +<dd><p>Show the current state of “physname” checking. +</p> +</dd> +<dt><code>set debug coff-pe-read</code></dt> +<dd><a name="index-COFF_002fPE-exported-symbols"></a> +<p>Control display of debugging messages related to reading of COFF/PE +exported symbols. The default is off. +</p></dd> +<dt><code>show debug coff-pe-read</code></dt> +<dd><p>Displays the current state of displaying debugging messages related to +reading of COFF/PE exported symbols. +</p> +</dd> +<dt><code>set debug dwarf-die</code></dt> +<dd><a name="index-DWARF-DIEs"></a> +<p>Dump DWARF DIEs after they are read in. +The value is the number of nesting levels to print. +A value of zero turns off the display. +</p></dd> +<dt><code>show debug dwarf-die</code></dt> +<dd><p>Show the current state of DWARF DIE debugging. +</p> +</dd> +<dt><code>set debug dwarf-line</code></dt> +<dd><a name="index-DWARF-Line-Tables"></a> +<p>Turns on or off display of debugging messages related to reading +DWARF line tables. The default is 0 (off). +A value of 1 provides basic information. +A value greater than 1 provides more verbose information. +</p></dd> +<dt><code>show debug dwarf-line</code></dt> +<dd><p>Show the current state of DWARF line table debugging. +</p> +</dd> +<dt><code>set debug dwarf-read</code></dt> +<dd><a name="index-DWARF-Reading"></a> +<p>Turns on or off display of debugging messages related to reading +DWARF debug info. The default is 0 (off). +A value of 1 provides basic information. +A value greater than 1 provides more verbose information. +</p></dd> +<dt><code>show debug dwarf-read</code></dt> +<dd><p>Show the current state of DWARF reader debugging. +</p> +</dd> +<dt><code>set debug displaced</code></dt> +<dd><a name="index-displaced-stepping-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> debugging info for the +displaced stepping support. The default is off. +</p></dd> +<dt><code>show debug displaced</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> debugging info +related to displaced stepping. +</p> +</dd> +<dt><code>set debug event</code></dt> +<dd><a name="index-event-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> event debugging info. The +default is off. +</p></dd> +<dt><code>show debug event</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> event debugging +info. +</p> +</dd> +<dt><code>set debug event-loop</code></dt> +<dd><a name="index-event_002dloop-debugging"></a> +<p>Controls output of debugging info about the event loop. The possible +values are ‘<samp>off</samp>’, ‘<samp>all</samp>’ (shows all debugging info) and +‘<samp>all-except-ui</samp>’ (shows all debugging info except those about +UI-related events). +</p></dd> +<dt><code>show debug event-loop</code></dt> +<dd><p>Shows the current state of displaying debugging info about the event +loop. +</p> +</dd> +<dt><code>set debug expression</code></dt> +<dd><a name="index-expression-debugging-info"></a> +<p>Turns on or off display of debugging info about <small>GDB</small> +expression parsing. The default is off. +</p></dd> +<dt><code>show debug expression</code></dt> +<dd><p>Displays the current state of displaying debugging info about +<small>GDB</small> expression parsing. +</p> +</dd> +<dt><code>set debug fbsd-lwp</code></dt> +<dd><a name="index-FreeBSD-LWP-debug-messages"></a> +<p>Turns on or off debugging messages from the FreeBSD LWP debug support. +</p></dd> +<dt><code>show debug fbsd-lwp</code></dt> +<dd><p>Show the current state of FreeBSD LWP debugging messages. +</p> +</dd> +<dt><code>set debug fbsd-nat</code></dt> +<dd><a name="index-FreeBSD-native-target-debug-messages"></a> +<p>Turns on or off debugging messages from the FreeBSD native target. +</p></dd> +<dt><code>show debug fbsd-nat</code></dt> +<dd><p>Show the current state of FreeBSD native target debugging messages. +</p> +</dd> +<dt><code>set debug fortran-array-slicing</code></dt> +<dd><a name="index-fortran-array-slicing-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> Fortran array slicing +debugging info. The default is off. +</p> +</dd> +<dt><code>show debug fortran-array-slicing</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> Fortran array +slicing debugging info. +</p> +</dd> +<dt><code>set debug frame</code></dt> +<dd><a name="index-frame-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> frame debugging info. The +default is off. +</p></dd> +<dt><code>show debug frame</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> frame debugging +info. +</p> +</dd> +<dt><code>set debug gnu-nat</code></dt> +<dd><a name="index-GNU_002fHurd-debug-messages"></a> +<p>Turn on or off debugging messages from the <small>GNU</small>/Hurd debug support. +</p></dd> +<dt><code>show debug gnu-nat</code></dt> +<dd><p>Show the current state of <small>GNU</small>/Hurd debugging messages. +</p> +</dd> +<dt><code>set debug infrun</code></dt> +<dd><a name="index-inferior-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> debugging info for running the inferior. +The default is off. <samp>infrun.c</samp> contains GDB’s runtime state machine used +for implementing operations such as single-stepping the inferior. +</p></dd> +<dt><code>show debug infrun</code></dt> +<dd><p>Displays the current state of <small>GDB</small> inferior debugging. +</p> +</dd> +<dt><code>set debug infcall</code></dt> +<dd><a name="index-inferior-function-call-debugging-info"></a> +<p>Turns on or off display of debugging info related to inferior function +calls made by <small>GDB</small>. +</p></dd> +<dt><code>show debug infcall</code></dt> +<dd><p>Displays the current state of <small>GDB</small> inferior function call debugging. +</p> +</dd> +<dt><code>set debug jit</code></dt> +<dd><a name="index-just_002din_002dtime-compilation_002c-debugging-messages"></a> +<p>Turn on or off debugging messages from JIT debug support. +</p></dd> +<dt><code>show debug jit</code></dt> +<dd><p>Displays the current state of <small>GDB</small> JIT debugging. +</p> +</dd> +<dt><code>set debug linux-nat <span class="roman">[</span>on<span class="roman">|</span>off<span class="roman">]</span></code></dt> +<dd><a name="index-GNU_002fLinux-native-target-debug-messages"></a> +<a name="index-Linux-native-targets"></a> +<p>Turn on or off debugging messages from the Linux native target debug support. +</p></dd> +<dt><code>show debug linux-nat</code></dt> +<dd><p>Show the current state of Linux native target debugging messages. +</p> +</dd> +<dt><code>set debug linux-namespaces</code></dt> +<dd><a name="index-GNU_002fLinux-namespaces-debug-messages"></a> +<p>Turn on or off debugging messages from the Linux namespaces debug support. +</p></dd> +<dt><code>show debug linux-namespaces</code></dt> +<dd><p>Show the current state of Linux namespaces debugging messages. +</p> +</dd> +<dt><code>set debug mach-o</code></dt> +<dd><a name="index-Mach_002dO-symbols-processing"></a> +<p>Control display of debugging messages related to Mach-O symbols +processing. The default is off. +</p></dd> +<dt><code>show debug mach-o</code></dt> +<dd><p>Displays the current state of displaying debugging messages related to +reading of COFF/PE exported symbols. +</p> +</dd> +<dt><code>set debug notification</code></dt> +<dd><a name="index-remote-async-notification-debugging-info"></a> +<p>Turn on or off debugging messages about remote async notification. +The default is off. +</p></dd> +<dt><code>show debug notification</code></dt> +<dd><p>Displays the current state of remote async notification debugging messages. +</p> +</dd> +<dt><code>set debug observer</code></dt> +<dd><a name="index-observer-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> observer debugging. This +includes info such as the notification of observable events. +</p></dd> +<dt><code>show debug observer</code></dt> +<dd><p>Displays the current state of observer debugging. +</p> +</dd> +<dt><code>set debug overload</code></dt> +<dd><a name="index-C_002b_002b-overload-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> C<tt>++</tt> overload debugging +info. This includes info such as ranking of functions, etc. The default +is off. +</p></dd> +<dt><code>show debug overload</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> C<tt>++</tt> overload +debugging info. +</p> +<a name="index-expression-parser_002c-debugging-info"></a> +<a name="index-debug-expression-parser"></a> +</dd> +<dt><code>set debug parser</code></dt> +<dd><p>Turns on or off the display of expression parser debugging output. +Internally, this sets the <code>yydebug</code> variable in the expression +parser. See <a href="http://www.gnu.org/software/bison/manual/html_node/Tracing.html#Tracing">Tracing Your Parser</a> in <cite>Bison</cite>, for +details. The default is off. +</p></dd> +<dt><code>show debug parser</code></dt> +<dd><p>Show the current state of expression parser debugging. +</p> +<a name="index-packets_002c-reporting-on-stdout"></a> +<a name="index-serial-connections_002c-debugging"></a> +<a name="index-debug-remote-protocol"></a> +<a name="index-remote-protocol-debugging"></a> +<a name="index-display-remote-packets"></a> +</dd> +<dt><code>set debug remote</code></dt> +<dd><p>Turns on or off display of reports on all packets sent back and forth across +the serial line to the remote machine. The info is printed on the +<small>GDB</small> standard output stream. The default is off. +</p></dd> +<dt><code>show debug remote</code></dt> +<dd><p>Displays the state of display of remote packets. +</p> +</dd> +<dt><code>set debug remote-packet-max-chars</code></dt> +<dd><p>Sets the maximum number of characters to display for each remote packet when +<code>set debug remote</code> is on. This is useful to prevent <small>GDB</small> from +displaying lengthy remote packets and polluting the console. +</p> +<p>The default value is <code>512</code>, which means <small>GDB</small> will truncate each +remote packet after 512 bytes. +</p> +<p>Setting this option to <code>unlimited</code> will disable truncation and will output +the full length of the remote packets. +</p></dd> +<dt><code>show debug remote-packet-max-chars</code></dt> +<dd><p>Displays the number of bytes to output for remote packet debugging. +</p> +</dd> +<dt><code>set debug separate-debug-file</code></dt> +<dd><p>Turns on or off display of debug output about separate debug file search. +</p></dd> +<dt><code>show debug separate-debug-file</code></dt> +<dd><p>Displays the state of separate debug file search debug output. +</p> +</dd> +<dt><code>set debug serial</code></dt> +<dd><p>Turns on or off display of <small>GDB</small> serial debugging info. The +default is off. +</p></dd> +<dt><code>show debug serial</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> serial debugging +info. +</p> +</dd> +<dt><code>set debug solib</code></dt> +<dd><p>Turns on or off display of debugging messages related to shared libraries. +The default is off. +</p></dd> +<dt><code>show debug solib</code></dt> +<dd><p>Show the current state of solib debugging messages. +</p> +</dd> +<dt><code>set debug symbol-lookup</code></dt> +<dd><a name="index-symbol-lookup"></a> +<p>Turns on or off display of debugging messages related to symbol lookup. +The default is 0 (off). +A value of 1 provides basic information. +A value greater than 1 provides more verbose information. +</p></dd> +<dt><code>show debug symbol-lookup</code></dt> +<dd><p>Show the current state of symbol lookup debugging messages. +</p> +</dd> +<dt><code>set debug symfile</code></dt> +<dd><a name="index-symbol-file-functions"></a> +<p>Turns on or off display of debugging messages related to symbol file functions. +The default is off. See <a href="Files.html#Files">Files</a>. +</p></dd> +<dt><code>show debug symfile</code></dt> +<dd><p>Show the current state of symbol file debugging messages. +</p> +</dd> +<dt><code>set debug symtab-create</code></dt> +<dd><a name="index-symbol-table-creation"></a> +<p>Turns on or off display of debugging messages related to symbol table creation. +The default is 0 (off). +A value of 1 provides basic information. +A value greater than 1 provides more verbose information. +</p></dd> +<dt><code>show debug symtab-create</code></dt> +<dd><p>Show the current state of symbol table creation debugging. +</p> +</dd> +<dt><code>set debug target</code></dt> +<dd><a name="index-target-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> target debugging info. This info +includes what is going on at the target level of GDB, as it happens. The +default is 0. Set it to 1 to track events, and to 2 to also track the +value of large memory transfers. +</p></dd> +<dt><code>show debug target</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> target debugging +info. +</p> +</dd> +<dt><code>set debug timestamp</code></dt> +<dd><a name="index-timestamping-debugging-info"></a> +<p>Turns on or off display of timestamps with <small>GDB</small> debugging info. +When enabled, seconds and microseconds are displayed before each debugging +message. +</p></dd> +<dt><code>show debug timestamp</code></dt> +<dd><p>Displays the current state of displaying timestamps with <small>GDB</small> +debugging info. +</p> +</dd> +<dt><code>set debug varobj</code></dt> +<dd><a name="index-variable-object-debugging-info"></a> +<p>Turns on or off display of <small>GDB</small> variable object debugging +info. The default is off. +</p></dd> +<dt><code>show debug varobj</code></dt> +<dd><p>Displays the current state of displaying <small>GDB</small> variable object +debugging info. +</p> +</dd> +<dt><code>set debug xml</code></dt> +<dd><a name="index-XML-parser-debugging"></a> +<p>Turn on or off debugging messages for built-in XML parsers. +</p></dd> +<dt><code>show debug xml</code></dt> +<dd><p>Displays the current state of XML debugging messages. +</p></dd> +</dl> + +<hr> +<div class="header"> +<p> +Next: <a href="Other-Misc-Settings.html#Other-Misc-Settings" accesskey="n" rel="next">Other Misc Settings</a>, Previous: <a href="Messages_002fWarnings.html#Messages_002fWarnings" accesskey="p" rel="previous">Messages/Warnings</a>, Up: <a href="Controlling-GDB.html#Controlling-GDB" accesskey="u" rel="up">Controlling GDB</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> |