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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/Architectures-In-Python.html | |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
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diff --git a/share/doc/gdb/Architectures-In-Python.html b/share/doc/gdb/Architectures-In-Python.html new file mode 100644 index 0000000..b28b472 --- /dev/null +++ b/share/doc/gdb/Architectures-In-Python.html @@ -0,0 +1,162 @@ +<!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: Architectures In Python</title> + +<meta name="description" content="Debugging with GDB: Architectures In Python"> +<meta name="keywords" content="Debugging with GDB: Architectures In Python"> +<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="Python-API.html#Python-API" rel="up" title="Python API"> +<link href="Registers-In-Python.html#Registers-In-Python" rel="next" title="Registers In Python"> +<link href="Lazy-Strings-In-Python.html#Lazy-Strings-In-Python" rel="previous" title="Lazy Strings In Python"> +<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="Architectures-In-Python"></a> +<div class="header"> +<p> +Next: <a href="Registers-In-Python.html#Registers-In-Python" accesskey="n" rel="next">Registers In Python</a>, Previous: <a href="Lazy-Strings-In-Python.html#Lazy-Strings-In-Python" accesskey="p" rel="previous">Lazy Strings In Python</a>, Up: <a href="Python-API.html#Python-API" accesskey="u" rel="up">Python API</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="Python-representation-of-architectures"></a> +<h4 class="subsubsection">23.3.2.34 Python representation of architectures</h4> +<a name="index-Python-architectures"></a> + +<p><small>GDB</small> uses architecture specific parameters and artifacts in a +number of its various computations. An architecture is represented +by an instance of the <code>gdb.Architecture</code> class. +</p> +<p>A <code>gdb.Architecture</code> class has the following methods: +</p> +<a name="gdbpy_005farchitecture_005fname"></a><dl> +<dt><a name="index-Architecture_002ename"></a>Function: <strong>Architecture.name</strong> <em>()</em></dt> +<dd><p>Return the name (string value) of the architecture. +</p></dd></dl> + +<dl> +<dt><a name="index-Architecture_002edisassemble"></a>Function: <strong>Architecture.disassemble</strong> <em>(<var>start_pc</var> <span class="roman">[</span>, <var>end_pc</var> <span class="roman">[</span>, <var>count</var><span class="roman">]]</span>)</em></dt> +<dd><p>Return a list of disassembled instructions starting from the memory +address <var>start_pc</var>. The optional arguments <var>end_pc</var> and +<var>count</var> determine the number of instructions in the returned list. +If both the optional arguments <var>end_pc</var> and <var>count</var> are +specified, then a list of at most <var>count</var> disassembled instructions +whose start address falls in the closed memory address interval from +<var>start_pc</var> to <var>end_pc</var> are returned. If <var>end_pc</var> is not +specified, but <var>count</var> is specified, then <var>count</var> number of +instructions starting from the address <var>start_pc</var> are returned. If +<var>count</var> is not specified but <var>end_pc</var> is specified, then all +instructions whose start address falls in the closed memory address +interval from <var>start_pc</var> to <var>end_pc</var> are returned. If neither +<var>end_pc</var> nor <var>count</var> are specified, then a single instruction at +<var>start_pc</var> is returned. For all of these cases, each element of the +returned list is a Python <code>dict</code> with the following string keys: +</p> +<dl compact="compact"> +<dt><code>addr</code></dt> +<dd><p>The value corresponding to this key is a Python long integer capturing +the memory address of the instruction. +</p> +</dd> +<dt><code>asm</code></dt> +<dd><p>The value corresponding to this key is a string value which represents +the instruction with assembly language mnemonics. The assembly +language flavor used is the same as that specified by the current CLI +variable <code>disassembly-flavor</code>. See <a href="Machine-Code.html#Machine-Code">Machine Code</a>. +</p> +</dd> +<dt><code>length</code></dt> +<dd><p>The value corresponding to this key is the length (integer value) of the +instruction in bytes. +</p> +</dd> +</dl> +</dd></dl> + +<a name="index-Architecture_002einteger_005ftype"></a> +<dl> +<dt><a name="index-Architecture_002einteger_005ftype-1"></a>Function: <strong>Architecture.integer_type</strong> <em>(size <span class="roman">[</span>, signed<span class="roman">]</span>)</em></dt> +<dd><p>This function looks up an integer type by its <var>size</var>, and +optionally whether or not it is signed. +</p> +<p><var>size</var> is the size, in bits, of the desired integer type. Only +certain sizes are currently supported: 0, 8, 16, 24, 32, 64, and 128. +</p> +<p>If <var>signed</var> is not specified, it defaults to <code>True</code>. If +<var>signed</var> is <code>False</code>, the returned type will be unsigned. +</p> +<p>If the indicated type cannot be found, this function will throw a +<code>ValueError</code> exception. +</p></dd></dl> + +<a name="gdbpy_005farchitecture_005fregisters"></a><dl> +<dt><a name="index-Architecture_002eregisters"></a>Function: <strong>Architecture.registers</strong> <em>(<span class="roman">[</span> <var>reggroup</var> <span class="roman">]</span>)</em></dt> +<dd><p>Return a <code>gdb.RegisterDescriptorIterator</code> (see <a href="Registers-In-Python.html#Registers-In-Python">Registers In Python</a>) for all of the registers in <var>reggroup</var>, a string that is +the name of a register group. If <var>reggroup</var> is omitted, or is the +empty string, then the register group ‘<samp>all</samp>’ is assumed. +</p></dd></dl> + +<a name="gdbpy_005farchitecture_005freggroups"></a><dl> +<dt><a name="index-Architecture_002eregister_005fgroups"></a>Function: <strong>Architecture.register_groups</strong> <em>()</em></dt> +<dd><p>Return a <code>gdb.RegisterGroupsIterator</code> (see <a href="Registers-In-Python.html#Registers-In-Python">Registers In Python</a>) for all of the register groups available for the +<code>gdb.Architecture</code>. +</p></dd></dl> + +<hr> +<div class="header"> +<p> +Next: <a href="Registers-In-Python.html#Registers-In-Python" accesskey="n" rel="next">Registers In Python</a>, Previous: <a href="Lazy-Strings-In-Python.html#Lazy-Strings-In-Python" accesskey="p" rel="previous">Lazy Strings In Python</a>, Up: <a href="Python-API.html#Python-API" accesskey="u" rel="up">Python API</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> |