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diff --git a/share/doc/gdb/i386-Features.html b/share/doc/gdb/i386-Features.html new file mode 100644 index 0000000..d008851 --- /dev/null +++ b/share/doc/gdb/i386-Features.html @@ -0,0 +1,163 @@ +<!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: i386 Features</title> + +<meta name="description" content="Debugging with GDB: i386 Features"> +<meta name="keywords" content="Debugging with GDB: i386 Features"> +<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="Standard-Target-Features.html#Standard-Target-Features" rel="up" title="Standard Target Features"> +<link href="LoongArch-Features.html#LoongArch-Features" rel="next" title="LoongArch Features"> +<link href="ARM-Features.html#ARM-Features" rel="previous" title="ARM Features"> +<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="i386-Features"></a> +<div class="header"> +<p> +Next: <a href="LoongArch-Features.html#LoongArch-Features" accesskey="n" rel="next">LoongArch Features</a>, Previous: <a href="ARM-Features.html#ARM-Features" accesskey="p" rel="previous">ARM Features</a>, Up: <a href="Standard-Target-Features.html#Standard-Target-Features" accesskey="u" rel="up">Standard Target Features</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="i386-Features-1"></a> +<h4 class="subsection">G.5.4 i386 Features</h4> +<a name="index-target-descriptions_002c-i386-features"></a> + +<p>The ‘<samp>org.gnu.gdb.i386.core</samp>’ feature is required for i386/amd64 +targets. It should describe the following registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>eax</samp>’ through ‘<samp>edi</samp>’ plus ‘<samp>eip</samp>’ for i386 +</li><li>- ‘<samp>rax</samp>’ through ‘<samp>r15</samp>’ plus ‘<samp>rip</samp>’ for amd64 +</li><li>- ‘<samp>eflags</samp>’, ‘<samp>cs</samp>’, ‘<samp>ss</samp>’, ‘<samp>ds</samp>’, ‘<samp>es</samp>’, +‘<samp>fs</samp>’, ‘<samp>gs</samp>’ +</li><li>- ‘<samp>st0</samp>’ through ‘<samp>st7</samp>’ +</li><li>- ‘<samp>fctrl</samp>’, ‘<samp>fstat</samp>’, ‘<samp>ftag</samp>’, ‘<samp>fiseg</samp>’, ‘<samp>fioff</samp>’, +‘<samp>foseg</samp>’, ‘<samp>fooff</samp>’ and ‘<samp>fop</samp>’ +</li></ul> + +<p>The register sets may be different, depending on the target. +</p> +<p>The ‘<samp>org.gnu.gdb.i386.sse</samp>’ feature is optional. It should +describe registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>xmm0</samp>’ through ‘<samp>xmm7</samp>’ for i386 +</li><li>- ‘<samp>xmm0</samp>’ through ‘<samp>xmm15</samp>’ for amd64 +</li><li>- ‘<samp>mxcsr</samp>’ +</li></ul> + +<p>The ‘<samp>org.gnu.gdb.i386.avx</samp>’ feature is optional and requires the +‘<samp>org.gnu.gdb.i386.sse</samp>’ feature. It should +describe the upper 128 bits of <small>YMM</small> registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>ymm0h</samp>’ through ‘<samp>ymm7h</samp>’ for i386 +</li><li>- ‘<samp>ymm0h</samp>’ through ‘<samp>ymm15h</samp>’ for amd64 +</li></ul> + +<p>The ‘<samp>org.gnu.gdb.i386.mpx</samp>’ is an optional feature representing Intel +Memory Protection Extension (MPX). It should describe the following registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>bnd0raw</samp>’ through ‘<samp>bnd3raw</samp>’ for i386 and amd64. +</li><li>- ‘<samp>bndcfgu</samp>’ and ‘<samp>bndstatus</samp>’ for i386 and amd64. +</li></ul> + +<p>The ‘<samp>org.gnu.gdb.i386.linux</samp>’ feature is optional. It should +describe a single register, ‘<samp>orig_eax</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.i386.segments</samp>’ feature is optional. It should +describe two system registers: ‘<samp>fs_base</samp>’ and ‘<samp>gs_base</samp>’. +</p> +<p>The ‘<samp>org.gnu.gdb.i386.avx512</samp>’ feature is optional and requires the +‘<samp>org.gnu.gdb.i386.avx</samp>’ feature. It should +describe additional <small>XMM</small> registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>xmm16h</samp>’ through ‘<samp>xmm31h</samp>’, only valid for amd64. +</li></ul> + +<p>It should describe the upper 128 bits of additional <small>YMM</small> registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>ymm16h</samp>’ through ‘<samp>ymm31h</samp>’, only valid for amd64. +</li></ul> + +<p>It should +describe the upper 256 bits of <small>ZMM</small> registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>zmm0h</samp>’ through ‘<samp>zmm7h</samp>’ for i386. +</li><li>- ‘<samp>zmm0h</samp>’ through ‘<samp>zmm15h</samp>’ for amd64. +</li></ul> + +<p>It should +describe the additional <small>ZMM</small> registers: +</p> +<ul class="no-bullet"> +<li>- ‘<samp>zmm16h</samp>’ through ‘<samp>zmm31h</samp>’, only valid for amd64. +</li></ul> + +<p>The ‘<samp>org.gnu.gdb.i386.pkeys</samp>’ feature is optional. It should +describe a single register, ‘<samp>pkru</samp>’. It is a 32-bit register +valid for i386 and amd64. +</p> +<hr> +<div class="header"> +<p> +Next: <a href="LoongArch-Features.html#LoongArch-Features" accesskey="n" rel="next">LoongArch Features</a>, Previous: <a href="ARM-Features.html#ARM-Features" accesskey="p" rel="previous">ARM Features</a>, Up: <a href="Standard-Target-Features.html#Standard-Target-Features" accesskey="u" rel="up">Standard Target Features</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> |