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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/MIPS-Embedded.html | |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
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diff --git a/share/doc/gdb/MIPS-Embedded.html b/share/doc/gdb/MIPS-Embedded.html new file mode 100644 index 0000000..6df90aa --- /dev/null +++ b/share/doc/gdb/MIPS-Embedded.html @@ -0,0 +1,110 @@ +<!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: MIPS Embedded</title> + +<meta name="description" content="Debugging with GDB: MIPS Embedded"> +<meta name="keywords" content="Debugging with GDB: MIPS Embedded"> +<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="Embedded-Processors.html#Embedded-Processors" rel="up" title="Embedded Processors"> +<link href="OpenRISC-1000.html#OpenRISC-1000" rel="next" title="OpenRISC 1000"> +<link href="MicroBlaze.html#MicroBlaze" rel="previous" title="MicroBlaze"> +<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="MIPS-Embedded"></a> +<div class="header"> +<p> +Next: <a href="OpenRISC-1000.html#OpenRISC-1000" accesskey="n" rel="next">OpenRISC 1000</a>, Previous: <a href="MicroBlaze.html#MicroBlaze" accesskey="p" rel="previous">MicroBlaze</a>, Up: <a href="Embedded-Processors.html#Embedded-Processors" accesskey="u" rel="up">Embedded Processors</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="MIPS-Embedded-1"></a> +<h4 class="subsection">21.3.6 <acronym>MIPS</acronym> Embedded</h4> + +<p><small>GDB</small> supports these special commands for <acronym>MIPS</acronym> targets: +</p> +<dl compact="compact"> +<dt><code>set mipsfpu double</code></dt> +<dt><code>set mipsfpu single</code></dt> +<dt><code>set mipsfpu none</code></dt> +<dt><code>set mipsfpu auto</code></dt> +<dt><code>show mipsfpu</code></dt> +<dd><a name="index-set-mipsfpu"></a> +<a name="index-show-mipsfpu"></a> +<a name="index-MIPS-remote-floating-point"></a> +<a name="index-floating-point_002c-MIPS-remote"></a> +<p>If your target board does not support the <acronym>MIPS</acronym> floating point +coprocessor, you should use the command ‘<samp>set mipsfpu none</samp>’ (if you +need this, you may wish to put the command in your <small>GDB</small> init +file). This tells <small>GDB</small> how to find the return value of +functions which return floating point values. It also allows +<small>GDB</small> to avoid saving the floating point registers when calling +functions on the board. If you are using a floating point coprocessor +with only single precision floating point support, as on the <small>R4650</small> +processor, use the command ‘<samp>set mipsfpu single</samp>’. The default +double precision floating point coprocessor may be selected using +‘<samp>set mipsfpu double</samp>’. +</p> +<p>In previous versions the only choices were double precision or no +floating point, so ‘<samp>set mipsfpu on</samp>’ will select double precision +and ‘<samp>set mipsfpu off</samp>’ will select no floating point. +</p> +<p>As usual, you can inquire about the <code>mipsfpu</code> variable with +‘<samp>show mipsfpu</samp>’. +</p></dd> +</dl> + + + + +</body> +</html> |