toolchain/share/doc/as.html/BPF-Directives.html

65 lines
2.7 KiB
HTML

<html lang="en">
<head>
<title>BPF Directives - Using as</title>
<meta http-equiv="Content-Type" content="text/html">
<meta name="description" content="Using as">
<meta name="generator" content="makeinfo 4.13">
<link title="Top" rel="start" href="index.html#Top">
<link rel="up" href="BPF_002dDependent.html#BPF_002dDependent" title="BPF-Dependent">
<link rel="prev" href="BPF-Syntax.html#BPF-Syntax" title="BPF Syntax">
<link rel="next" href="BPF-Opcodes.html#BPF-Opcodes" title="BPF Opcodes">
<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
<!--
This file documents the GNU Assembler "as".
Copyright (C) 1991-2019 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 no Invariant Sections, with no Front-Cover Texts, and with no
Back-Cover Texts. A copy of the license is included in the
section entitled ``GNU Free Documentation License''.
-->
<meta http-equiv="Content-Style-Type" content="text/css">
<style type="text/css"><!--
pre.display { font-family:inherit }
pre.format { font-family:inherit }
pre.smalldisplay { font-family:inherit; font-size:smaller }
pre.smallformat { font-family:inherit; font-size:smaller }
pre.smallexample { font-size:smaller }
pre.smalllisp { font-size:smaller }
span.sc { font-variant:small-caps }
span.roman { font-family:serif; font-weight:normal; }
span.sansserif { font-family:sans-serif; font-weight:normal; }
--></style>
</head>
<body>
<div class="node">
<a name="BPF-Directives"></a>
<p>
Next:&nbsp;<a rel="next" accesskey="n" href="BPF-Opcodes.html#BPF-Opcodes">BPF Opcodes</a>,
Previous:&nbsp;<a rel="previous" accesskey="p" href="BPF-Syntax.html#BPF-Syntax">BPF Syntax</a>,
Up:&nbsp;<a rel="up" accesskey="u" href="BPF_002dDependent.html#BPF_002dDependent">BPF-Dependent</a>
<hr>
</div>
<h4 class="subsection">9.7.3 Machine Directives</h4>
<p><a name="index-machine-directives_002c-BPF-865"></a>
The BPF version of <code>as</code> supports the following additional
machine directives:
<a name="index-g_t_0040code_007bhalf_007d-directive_002c-BPF-866"></a>
<dl><dt><code>.word</code><dd>The <code>.half</code> directive produces a 16 bit value.
<p><a name="index-g_t_0040code_007bword_007d-directive_002c-BPF-867"></a><br><dt><code>.word</code><dd>The <code>.word</code> directive produces a 32 bit value.
<p><a name="index-g_t_0040code_007bdword_007d-directive_002c-BPF-868"></a><br><dt><code>.dword</code><dd>The <code>.dword</code> directive produces a 64 bit value.
</dl>
</body></html>